408897008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1965851}}^1$

素因数の和:1965872

約数の個数: 20

約数和(自身を含む): 853179768

約数和(自身を除く): 444282760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1965851, 3931702, 7863404, 15726808, 25556063, 31453616, 51112126, 102224252, 204448504, 408897008]

約数ペア:

[(1, 408897008), (2, 204448504), (4, 102224252), (8, 51112126), (13, 31453616), (16, 25556063), (26, 15726808), (52, 7863404), (104, 3931702), (208, 1965851)]