20172509968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{463}}^1$

素因数の和:777

約数の個数: 160

約数和(自身を含む): 45237104640

約数和(自身を除く): 25064594672

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 52, 58, 62, 104, 116, 124, 208, 232, 233, 248, 377, 403, 463, 464, 466, 496, 754, 806, 899, 926, 932, 1508, 1612, 1798, 1852, 1864, 3016, 3029, 3224, 3596, 3704, 3728, 6019, 6032, 6058, 6448, 6757, 7192, 7223, 7408, 11687, 12038, 12116, 13427, 13514, 14353, 14384, 14446, 23374, 24076, 24232, 26854, 27028, 28706, 28892, 46748, 48152, 48464, 53708, 54056, 57412, 57784, 87841, 93496, 93899, 96304, 107416, 107879, 108112, 114824, 115568, 174551, 175682, 186589, 186992, 187798, 209467, 214832, 215758, 229648, 349102, 351364, 373178, 375596, 416237, 418934, 431516, 698204, 702728, 746356, 751192, 832474, 837868, 863032, 1396408, 1402427, 1405456, 1492712, 1502384, 1664948, 1675736, 1726064, 2723071, 2792816, 2804854, 2985424, 3128491, 3329896, 3344249, 3351472, 5411081, 5446142, 5609708, 6256982, 6659792, 6688498, 10822162, 10892284, 11219416, 12513964, 13376996, 21644324, 21784568, 22438832, 25027928, 26753992, 40670383, 43288648, 43475237, 43569136, 50055856, 53507984, 81340766, 86577296, 86950474, 96983221, 162681532, 173900948, 193966442, 325363064, 347801896, 387932884, 650726128, 695603792, 775865768, 1260781873, 1551731536, 2521563746, 5043127492, 10086254984, 20172509968]

約数ペア:

[(1, 20172509968), (2, 10086254984), (4, 5043127492), (8, 2521563746), (13, 1551731536), (16, 1260781873), (26, 775865768), (29, 695603792), (31, 650726128), (52, 387932884), (58, 347801896), (62, 325363064), (104, 193966442), (116, 173900948), (124, 162681532), (208, 96983221), (232, 86950474), (233, 86577296), (248, 81340766), (377, 53507984), (403, 50055856), (463, 43569136), (464, 43475237), (466, 43288648), (496, 40670383), (754, 26753992), (806, 25027928), (899, 22438832), (926, 21784568), (932, 21644324), (1508, 13376996), (1612, 12513964), (1798, 11219416), (1852, 10892284), (1864, 10822162), (3016, 6688498), (3029, 6659792), (3224, 6256982), (3596, 5609708), (3704, 5446142), (3728, 5411081), (6019, 3351472), (6032, 3344249), (6058, 3329896), (6448, 3128491), (6757, 2985424), (7192, 2804854), (7223, 2792816), (7408, 2723071), (11687, 1726064), (12038, 1675736), (12116, 1664948), (13427, 1502384), (13514, 1492712), (14353, 1405456), (14384, 1402427), (14446, 1396408), (23374, 863032), (24076, 837868), (24232, 832474), (26854, 751192), (27028, 746356), (28706, 702728), (28892, 698204), (46748, 431516), (48152, 418934), (48464, 416237), (53708, 375596), (54056, 373178), (57412, 351364), (57784, 349102), (87841, 229648), (93496, 215758), (93899, 214832), (96304, 209467), (107416, 187798), (107879, 186992), (108112, 186589), (114824, 175682), (115568, 174551)]