20913999216

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{75161}}^1$

素因数の和:75231

約数の個数: 160

約数和(自身を含む): 64420448256

約数和(自身を除く): 43506449040

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 31, 33, 34, 44, 48, 51, 62, 66, 68, 88, 93, 102, 124, 132, 136, 176, 186, 187, 204, 248, 264, 272, 341, 372, 374, 408, 496, 527, 528, 561, 682, 744, 748, 816, 1023, 1054, 1122, 1364, 1488, 1496, 1581, 2046, 2108, 2244, 2728, 2992, 3162, 4092, 4216, 4488, 5456, 5797, 6324, 8184, 8432, 8976, 11594, 12648, 16368, 17391, 23188, 25296, 34782, 46376, 69564, 75161, 92752, 139128, 150322, 225483, 278256, 300644, 450966, 601288, 826771, 901932, 1202576, 1277737, 1653542, 1803864, 2329991, 2480313, 2555474, 3307084, 3607728, 3833211, 4659982, 4960626, 5110948, 6614168, 6989973, 7666422, 9319964, 9921252, 10221896, 13228336, 13979946, 14055107, 15332844, 18639928, 19842504, 20443792, 25629901, 27959892, 28110214, 30665688, 37279856, 39609847, 39685008, 42165321, 51259802, 55919784, 56220428, 61331376, 76889703, 79219694, 84330642, 102519604, 111839568, 112440856, 118829541, 153779406, 158439388, 168661284, 205039208, 224881712, 237659082, 307558812, 316878776, 337322568, 410078416, 435708317, 475318164, 615117624, 633757552, 674645136, 871416634, 950636328, 1230235248, 1307124951, 1742833268, 1901272656, 2614249902, 3485666536, 5228499804, 6971333072, 10456999608, 20913999216]

約数ペア:

[(1, 20913999216), (2, 10456999608), (3, 6971333072), (4, 5228499804), (6, 3485666536), (8, 2614249902), (11, 1901272656), (12, 1742833268), (16, 1307124951), (17, 1230235248), (22, 950636328), (24, 871416634), (31, 674645136), (33, 633757552), (34, 615117624), (44, 475318164), (48, 435708317), (51, 410078416), (62, 337322568), (66, 316878776), (68, 307558812), (88, 237659082), (93, 224881712), (102, 205039208), (124, 168661284), (132, 158439388), (136, 153779406), (176, 118829541), (186, 112440856), (187, 111839568), (204, 102519604), (248, 84330642), (264, 79219694), (272, 76889703), (341, 61331376), (372, 56220428), (374, 55919784), (408, 51259802), (496, 42165321), (527, 39685008), (528, 39609847), (561, 37279856), (682, 30665688), (744, 28110214), (748, 27959892), (816, 25629901), (1023, 20443792), (1054, 19842504), (1122, 18639928), (1364, 15332844), (1488, 14055107), (1496, 13979946), (1581, 13228336), (2046, 10221896), (2108, 9921252), (2244, 9319964), (2728, 7666422), (2992, 6989973), (3162, 6614168), (4092, 5110948), (4216, 4960626), (4488, 4659982), (5456, 3833211), (5797, 3607728), (6324, 3307084), (8184, 2555474), (8432, 2480313), (8976, 2329991), (11594, 1803864), (12648, 1653542), (16368, 1277737), (17391, 1202576), (23188, 901932), (25296, 826771), (34782, 601288), (46376, 450966), (69564, 300644), (75161, 278256), (92752, 225483), (139128, 150322)]