18321216

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{2579}}^1$

素因数の和:2631

約数の個数: 56

約数和(自身を含む): 49804320

約数和(自身を除く): 31483104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 192, 222, 296, 444, 592, 888, 1184, 1776, 2368, 2579, 3552, 5158, 7104, 7737, 10316, 15474, 20632, 30948, 41264, 61896, 82528, 95423, 123792, 165056, 190846, 247584, 286269, 381692, 495168, 572538, 763384, 1145076, 1526768, 2290152, 3053536, 4580304, 6107072, 9160608, 18321216]

約数ペア:

[(1, 18321216), (2, 9160608), (3, 6107072), (4, 4580304), (6, 3053536), (8, 2290152), (12, 1526768), (16, 1145076), (24, 763384), (32, 572538), (37, 495168), (48, 381692), (64, 286269), (74, 247584), (96, 190846), (111, 165056), (148, 123792), (192, 95423), (222, 82528), (296, 61896), (444, 41264), (592, 30948), (888, 20632), (1184, 15474), (1776, 10316), (2368, 7737), (2579, 7104), (3552, 5158)]