31975346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20161}}^1$

素因数の和:20237

約数の個数: 16

約数和(自身を含む): 52501848

約数和(自身を除く): 20526502

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 20161, 40322, 262093, 524186, 1229821, 2459642, 15987673, 31975346]

約数ペア:

[(1, 31975346), (2, 15987673), (13, 2459642), (26, 1229821), (61, 524186), (122, 262093), (793, 40322), (1586, 20161)]