20967456

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{5903}}^1$

素因数の和:5953

約数の個数: 48

約数和(自身を含む): 56536704

約数和(自身を除く): 35569248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 96, 111, 148, 222, 296, 444, 592, 888, 1184, 1776, 3552, 5903, 11806, 17709, 23612, 35418, 47224, 70836, 94448, 141672, 188896, 218411, 283344, 436822, 566688, 655233, 873644, 1310466, 1747288, 2620932, 3494576, 5241864, 6989152, 10483728, 20967456]

約数ペア:

[(1, 20967456), (2, 10483728), (3, 6989152), (4, 5241864), (6, 3494576), (8, 2620932), (12, 1747288), (16, 1310466), (24, 873644), (32, 655233), (37, 566688), (48, 436822), (74, 283344), (96, 218411), (111, 188896), (148, 141672), (222, 94448), (296, 70836), (444, 47224), (592, 35418), (888, 23612), (1184, 17709), (1776, 11806), (3552, 5903)]