31551494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{15361}}^1$

素因数の和:15455

約数の個数: 16

約数和(自身を含む): 51616320

約数和(自身を除く): 20064826

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 15361, 30722, 199693, 399386, 1213519, 2427038, 15775747, 31551494]

約数ペア:

[(1, 31551494), (2, 15775747), (13, 2427038), (26, 1213519), (79, 399386), (158, 199693), (1027, 30722), (2054, 15361)]