18158572

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 32753952

約数和(自身を除く): 14595380

約数列:

[1, 2, 4, 41, 82, 164, 263, 421, 526, 842, 1052, 1684, 10783, 17261, 21566, 34522, 43132, 69044, 110723, 221446, 442892, 4539643, 9079286, 18158572]

約数ペア:

[(1, 18158572), (2, 9079286), (4, 4539643), (41, 442892), (82, 221446), (164, 110723), (263, 69044), (421, 43132), (526, 34522), (842, 21566), (1052, 17261), (1684, 10783)]