20174659648

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:877

約数の個数: 224

約数和(自身を含む): 49859671680

約数和(自身を除く): 29685012032

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 143, 152, 176, 181, 208, 209, 247, 286, 304, 352, 362, 416, 418, 494, 572, 608, 641, 704, 724, 832, 836, 988, 1144, 1216, 1282, 1448, 1672, 1976, 1991, 2288, 2353, 2564, 2717, 2896, 3344, 3439, 3952, 3982, 4576, 4706, 5128, 5434, 5792, 6688, 6878, 7051, 7904, 7964, 8333, 9152, 9412, 10256, 10868, 11584, 12179, 13376, 13756, 14102, 15808, 15928, 16666, 18824, 20512, 21736, 24358, 25883, 27512, 28204, 31856, 33332, 37648, 37829, 41024, 43472, 44707, 48716, 51766, 55024, 56408, 63712, 66664, 75296, 75658, 86944, 89414, 91663, 97432, 103532, 110048, 112816, 116021, 127424, 133328, 133969, 150592, 151316, 158327, 173888, 178828, 183326, 194864, 207064, 220096, 225632, 232042, 266656, 267938, 302632, 316654, 357656, 366652, 389728, 414128, 451264, 464084, 491777, 533312, 535876, 605264, 633308, 715312, 733304, 779456, 828256, 928168, 983554, 1071752, 1210528, 1266616, 1276231, 1430624, 1466608, 1508273, 1656512, 1741597, 1856336, 1967108, 2143504, 2204399, 2421056, 2533232, 2552462, 2861248, 2933216, 3016546, 3483194, 3712672, 3934216, 4287008, 4408798, 5066464, 5104924, 5866432, 6033092, 6966388, 7425344, 7868432, 8574016, 8817596, 10132928, 10209848, 12066184, 13932776, 15736864, 16591003, 17635192, 20419696, 24132368, 24248389, 27865552, 28657187, 31473728, 33182006, 35270384, 40839392, 48264736, 48496778, 55731104, 57314374, 66364012, 70540768, 81678784, 96529472, 96993556, 111462208, 114628748, 132728024, 141081536, 193987112, 229257496, 265456048, 315229057, 387974224, 458514992, 530912096, 630458114, 775948448, 917029984, 1061824192, 1260916228, 1551896896, 1834059968, 2521832456, 5043664912, 10087329824, 20174659648]

約数ペア:

[(1, 20174659648), (2, 10087329824), (4, 5043664912), (8, 2521832456), (11, 1834059968), (13, 1551896896), (16, 1260916228), (19, 1061824192), (22, 917029984), (26, 775948448), (32, 630458114), (38, 530912096), (44, 458514992), (52, 387974224), (64, 315229057), (76, 265456048), (88, 229257496), (104, 193987112), (143, 141081536), (152, 132728024), (176, 114628748), (181, 111462208), (208, 96993556), (209, 96529472), (247, 81678784), (286, 70540768), (304, 66364012), (352, 57314374), (362, 55731104), (416, 48496778), (418, 48264736), (494, 40839392), (572, 35270384), (608, 33182006), (641, 31473728), (704, 28657187), (724, 27865552), (832, 24248389), (836, 24132368), (988, 20419696), (1144, 17635192), (1216, 16591003), (1282, 15736864), (1448, 13932776), (1672, 12066184), (1976, 10209848), (1991, 10132928), (2288, 8817596), (2353, 8574016), (2564, 7868432), (2717, 7425344), (2896, 6966388), (3344, 6033092), (3439, 5866432), (3952, 5104924), (3982, 5066464), (4576, 4408798), (4706, 4287008), (5128, 3934216), (5434, 3712672), (5792, 3483194), (6688, 3016546), (6878, 2933216), (7051, 2861248), (7904, 2552462), (7964, 2533232), (8333, 2421056), (9152, 2204399), (9412, 2143504), (10256, 1967108), (10868, 1856336), (11584, 1741597), (12179, 1656512), (13376, 1508273), (13756, 1466608), (14102, 1430624), (15808, 1276231), (15928, 1266616), (16666, 1210528), (18824, 1071752), (20512, 983554), (21736, 928168), (24358, 828256), (25883, 779456), (27512, 733304), (28204, 715312), (31856, 633308), (33332, 605264), (37648, 535876), (37829, 533312), (41024, 491777), (43472, 464084), (44707, 451264), (48716, 414128), (51766, 389728), (55024, 366652), (56408, 357656), (63712, 316654), (66664, 302632), (75296, 267938), (75658, 266656), (86944, 232042), (89414, 225632), (91663, 220096), (97432, 207064), (103532, 194864), (110048, 183326), (112816, 178828), (116021, 173888), (127424, 158327), (133328, 151316), (133969, 150592)]