20643084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{677}}^1$

素因数の和:716

約数の個数: 108

約数和(自身を含む): 65646672

約数和(自身を除く): 45003588

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 121, 126, 132, 154, 198, 231, 242, 252, 308, 363, 396, 462, 484, 677, 693, 726, 847, 924, 1089, 1354, 1386, 1452, 1694, 2031, 2178, 2541, 2708, 2772, 3388, 4062, 4356, 4739, 5082, 6093, 7447, 7623, 8124, 9478, 10164, 12186, 14217, 14894, 15246, 18956, 22341, 24372, 28434, 29788, 30492, 42651, 44682, 52129, 56868, 67023, 81917, 85302, 89364, 104258, 134046, 156387, 163834, 170604, 208516, 245751, 268092, 312774, 327668, 469161, 491502, 573419, 625548, 737253, 938322, 983004, 1146838, 1474506, 1720257, 1876644, 2293676, 2949012, 3440514, 5160771, 6881028, 10321542, 20643084]

約数ペア:

[(1, 20643084), (2, 10321542), (3, 6881028), (4, 5160771), (6, 3440514), (7, 2949012), (9, 2293676), (11, 1876644), (12, 1720257), (14, 1474506), (18, 1146838), (21, 983004), (22, 938322), (28, 737253), (33, 625548), (36, 573419), (42, 491502), (44, 469161), (63, 327668), (66, 312774), (77, 268092), (84, 245751), (99, 208516), (121, 170604), (126, 163834), (132, 156387), (154, 134046), (198, 104258), (231, 89364), (242, 85302), (252, 81917), (308, 67023), (363, 56868), (396, 52129), (462, 44682), (484, 42651), (677, 30492), (693, 29788), (726, 28434), (847, 24372), (924, 22341), (1089, 18956), (1354, 15246), (1386, 14894), (1452, 14217), (1694, 12186), (2031, 10164), (2178, 9478), (2541, 8124), (2708, 7623), (2772, 7447), (3388, 6093), (4062, 5082), (4356, 4739)]