20006408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{80671}}^1$

素因数の和:80708

約数の個数: 16

約数和(自身を含む): 38722560

約数和(自身を除く): 18716152

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 80671, 161342, 322684, 645368, 2500801, 5001602, 10003204, 20006408]

約数ペア:

[(1, 20006408), (2, 10003204), (4, 5001602), (8, 2500801), (31, 645368), (62, 322684), (124, 161342), (248, 80671)]