28403812

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 51672320

約数和(自身を除く): 23268508

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 1459, 2918, 4867, 5836, 9734, 19468, 45229, 90458, 180916, 229063, 458126, 916252, 7100953, 14201906, 28403812]

約数ペア:

[(1, 28403812), (2, 14201906), (4, 7100953), (31, 916252), (62, 458126), (124, 229063), (157, 180916), (314, 90458), (628, 45229), (1459, 19468), (2918, 9734), (4867, 5836)]