31306054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19739}}^1$

素因数の和:19815

約数の個数: 16

約数和(自身を含む): 51402960

約数和(自身を除く): 20096906

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 19739, 39478, 256607, 513214, 1204079, 2408158, 15653027, 31306054]

約数ペア:

[(1, 31306054), (2, 15653027), (13, 2408158), (26, 1204079), (61, 513214), (122, 256607), (793, 39478), (1586, 19739)]