20124804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{829}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 57077440

約数和(自身を除く): 36952636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 829, 867, 1156, 1428, 1658, 1734, 2023, 2487, 3316, 3468, 4046, 4974, 5803, 6069, 8092, 9948, 11606, 12138, 14093, 17409, 23212, 24276, 28186, 34818, 42279, 56372, 69636, 84558, 98651, 169116, 197302, 239581, 295953, 394604, 479162, 591906, 718743, 958324, 1183812, 1437486, 1677067, 2874972, 3354134, 5031201, 6708268, 10062402, 20124804]

約数ペア:

[(1, 20124804), (2, 10062402), (3, 6708268), (4, 5031201), (6, 3354134), (7, 2874972), (12, 1677067), (14, 1437486), (17, 1183812), (21, 958324), (28, 718743), (34, 591906), (42, 479162), (51, 394604), (68, 295953), (84, 239581), (102, 197302), (119, 169116), (204, 98651), (238, 84558), (289, 69636), (357, 56372), (476, 42279), (578, 34818), (714, 28186), (829, 24276), (867, 23212), (1156, 17409), (1428, 14093), (1658, 12138), (1734, 11606), (2023, 9948), (2487, 8092), (3316, 6069), (3468, 5803), (4046, 4974)]