31390106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{7883}}^1$

素因数の和:8077

約数の個数: 16

約数和(自身を含む): 51655968

約数和(自身を除く): 20265862

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 7883, 15766, 86713, 173426, 1426823, 2853646, 15695053, 31390106]

約数ペア:

[(1, 31390106), (2, 15695053), (11, 2853646), (22, 1426823), (181, 173426), (362, 86713), (1991, 15766), (3982, 7883)]