31334290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18541}}^1$

素因数の和:18574

約数の個数: 24

約数和(自身を含む): 61077348

約数和(自身を除く): 29743058

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 18541, 37082, 92705, 185410, 241033, 482066, 1205165, 2410330, 3133429, 6266858, 15667145, 31334290]

約数ペア:

[(1, 31334290), (2, 15667145), (5, 6266858), (10, 3133429), (13, 2410330), (26, 1205165), (65, 482066), (130, 241033), (169, 185410), (338, 92705), (845, 37082), (1690, 18541)]