20346976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 43923600

約数和(自身を除く): 23576624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 829, 944, 1534, 1658, 1888, 3068, 3316, 6136, 6632, 10777, 12272, 13264, 21554, 24544, 26528, 43108, 48911, 86216, 97822, 172432, 195644, 344864, 391288, 635843, 782576, 1271686, 1565152, 2543372, 5086744, 10173488, 20346976]

約数ペア:

[(1, 20346976), (2, 10173488), (4, 5086744), (8, 2543372), (13, 1565152), (16, 1271686), (26, 782576), (32, 635843), (52, 391288), (59, 344864), (104, 195644), (118, 172432), (208, 97822), (236, 86216), (416, 48911), (472, 43108), (767, 26528), (829, 24544), (944, 21554), (1534, 13264), (1658, 12272), (1888, 10777), (3068, 6632), (3316, 6136)]