20028082191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{181399}}^1$

素因数の和:181583

約数の個数: 32

約数和(自身を含む): 30475200000

約数和(自身を除く): 10447117809

約数列:

[1, 3, 13, 19, 39, 57, 149, 247, 447, 741, 1937, 2831, 5811, 8493, 36803, 110409, 181399, 544197, 2358187, 3446581, 7074561, 10339743, 27028451, 44805553, 81085353, 134416659, 351369863, 513540569, 1054109589, 1540621707, 6676027397, 20028082191]

約数ペア:

[(1, 20028082191), (3, 6676027397), (13, 1540621707), (19, 1054109589), (39, 513540569), (57, 351369863), (149, 134416659), (247, 81085353), (447, 44805553), (741, 27028451), (1937, 10339743), (2831, 7074561), (5811, 3446581), (8493, 2358187), (36803, 544197), (110409, 181399)]