20158064

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4649}}^1$

素因数の和:4928

約数の個数: 20

約数和(自身を含む): 39208800

約数和(自身を除く): 19050736

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4649, 9298, 18596, 37192, 74384, 1259879, 2519758, 5039516, 10079032, 20158064]

約数ペア:

[(1, 20158064), (2, 10079032), (4, 5039516), (8, 2519758), (16, 1259879), (271, 74384), (542, 37192), (1084, 18596), (2168, 9298), (4336, 4649)]