31195582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{13009}}^1$

素因数の和:13131

約数の個数: 16

約数和(自身を含む): 51519600

約数和(自身を除く): 20324018

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 13009, 26018, 143099, 286198, 1417981, 2835962, 15597791, 31195582]

約数ペア:

[(1, 31195582), (2, 15597791), (11, 2835962), (22, 1417981), (109, 286198), (218, 143099), (1199, 26018), (2398, 13009)]