18512816

素因数分解:

$2^4\times 7^1\times {\mathrm{165293}}^1$

素因数の和:165308

約数の個数: 20

約数和(自身を含む): 40992912

約数和(自身を除く): 22480096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 165293, 330586, 661172, 1157051, 1322344, 2314102, 2644688, 4628204, 9256408, 18512816]

約数ペア:

[(1, 18512816), (2, 9256408), (4, 4628204), (7, 2644688), (8, 2314102), (14, 1322344), (16, 1157051), (28, 661172), (56, 330586), (112, 165293)]