20119736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 48081600

約数和(自身を除く): 27961864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 406, 728, 754, 812, 953, 1508, 1624, 1906, 2639, 3016, 3812, 5278, 6671, 7624, 10556, 12389, 13342, 21112, 24778, 26684, 27637, 49556, 53368, 55274, 86723, 99112, 110548, 173446, 193459, 221096, 346892, 359281, 386918, 693784, 718562, 773836, 1437124, 1547672, 2514967, 2874248, 5029934, 10059868, 20119736]

約数ペア:

[(1, 20119736), (2, 10059868), (4, 5029934), (7, 2874248), (8, 2514967), (13, 1547672), (14, 1437124), (26, 773836), (28, 718562), (29, 693784), (52, 386918), (56, 359281), (58, 346892), (91, 221096), (104, 193459), (116, 173446), (182, 110548), (203, 99112), (232, 86723), (364, 55274), (377, 53368), (406, 49556), (728, 27637), (754, 26684), (812, 24778), (953, 21112), (1508, 13342), (1624, 12389), (1906, 10556), (2639, 7624), (3016, 6671), (3812, 5278)]