18118105

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 22998528

約数和(自身を除く): 4880423

約数列:

[1, 5, 31, 41, 155, 205, 1271, 2851, 6355, 14255, 88381, 116891, 441905, 584455, 3623621, 18118105]

約数ペア:

[(1, 18118105), (5, 3623621), (31, 584455), (41, 441905), (155, 116891), (205, 88381), (1271, 14255), (2851, 6355)]