18687072

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{5261}}^1$

素因数の和:5311

約数の個数: 48

約数和(自身を含む): 50388912

約数和(自身を除く): 31701840

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, 5261, 10522, 15783, 21044, 31566, 42088, 63132, 84176, 126264, 168352, 194657, 252528, 389314, 505056, 583971, 778628, 1167942, 1557256, 2335884, 3114512, 4671768, 6229024, 9343536, 18687072]

約数ペア:

[(1, 18687072), (2, 9343536), (3, 6229024), (4, 4671768), (6, 3114512), (8, 2335884), (12, 1557256), (16, 1167942), (24, 778628), (32, 583971), (37, 505056), (48, 389314), (74, 252528), (96, 194657), (111, 168352), (148, 126264), (222, 84176), (296, 63132), (444, 42088), (592, 31566), (888, 21044), (1184, 15783), (1776, 10522), (3552, 5261)]