15856112

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2423}}^1$

素因数の和:2840

約数の個数: 20

約数和(自身を含む): 30809040

約数和(自身を除く): 14952928

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2423, 3272, 4846, 6544, 9692, 19384, 38768, 991007, 1982014, 3964028, 7928056, 15856112]

約数ペア:

[(1, 15856112), (2, 7928056), (4, 3964028), (8, 1982014), (16, 991007), (409, 38768), (818, 19384), (1636, 9692), (2423, 6544), (3272, 4846)]