31354570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18553}}^1$

素因数の和:18586

約数の個数: 24

約数和(自身を含む): 61116876

約数和(自身を除く): 29762306

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 18553, 37106, 92765, 185530, 241189, 482378, 1205945, 2411890, 3135457, 6270914, 15677285, 31354570]

約数ペア:

[(1, 31354570), (2, 15677285), (5, 6270914), (10, 3135457), (13, 2411890), (26, 1205945), (65, 482378), (130, 241189), (169, 185530), (338, 92765), (845, 37106), (1690, 18553)]