15890218

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 24324480

約数和(自身を除く): 8434262

約数列:

[1, 2, 79, 158, 163, 326, 617, 1234, 12877, 25754, 48743, 97486, 100571, 201142, 7945109, 15890218]

約数ペア:

[(1, 15890218), (2, 7945109), (79, 201142), (158, 100571), (163, 97486), (326, 48743), (617, 25754), (1234, 12877)]