31488782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{8713}}^1$

素因数の和:8867

約数の個数: 16

約数和(自身を含む): 51238320

約数和(自身を除く): 19749538

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 8713, 17426, 113269, 226538, 1211107, 2422214, 15744391, 31488782]

約数ペア:

[(1, 31488782), (2, 15744391), (13, 2422214), (26, 1211107), (139, 226538), (278, 113269), (1807, 17426), (3614, 8713)]