13255888

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{2503}}^1$

素因数の和:2842

約数の個数: 20

約数和(自身を含む): 25771168

約数和(自身を除く): 12515280

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2503, 2648, 5006, 5296, 10012, 20024, 40048, 828493, 1656986, 3313972, 6627944, 13255888]

約数ペア:

[(1, 13255888), (2, 6627944), (4, 3313972), (8, 1656986), (16, 828493), (331, 40048), (662, 20024), (1324, 10012), (2503, 5296), (2648, 5006)]