18723158

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 28654080

約数和(自身を除く): 9930922

約数列:

[1, 2, 79, 158, 163, 326, 727, 1454, 12877, 25754, 57433, 114866, 118501, 237002, 9361579, 18723158]

約数ペア:

[(1, 18723158), (2, 9361579), (79, 237002), (158, 118501), (163, 114866), (326, 57433), (727, 25754), (1454, 12877)]