40542736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{194917}}^1$

素因数の和:194938

約数の個数: 20

約数和(自身を含む): 84594412

約数和(自身を除く): 44051676

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 194917, 389834, 779668, 1559336, 2533921, 3118672, 5067842, 10135684, 20271368, 40542736]

約数ペア:

[(1, 40542736), (2, 20271368), (4, 10135684), (8, 5067842), (13, 3118672), (16, 2533921), (26, 1559336), (52, 779668), (104, 389834), (208, 194917)]