13257808

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{3467}}^1$

素因数の和:3714

約数の個数: 20

約数和(自身を含む): 25801920

約数和(自身を除く): 12544112

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3467, 3824, 6934, 13868, 27736, 55472, 828613, 1657226, 3314452, 6628904, 13257808]

約数ペア:

[(1, 13257808), (2, 6628904), (4, 3314452), (8, 1657226), (16, 828613), (239, 55472), (478, 27736), (956, 13868), (1912, 6934), (3467, 3824)]