801008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3851}}^1$

素因数の和:3872

約数の個数: 20

約数和(自身を含む): 1671768

約数和(自身を除く): 870760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3851, 7702, 15404, 30808, 50063, 61616, 100126, 200252, 400504, 801008]

約数ペア:

[(1, 801008), (2, 400504), (4, 200252), (8, 100126), (13, 61616), (16, 50063), (26, 30808), (52, 15404), (104, 7702), (208, 3851)]