31307198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{11047}}^1$

素因数の和:11171

約数の個数: 16

約数和(自身を含む): 51041760

約数和(自身を除く): 19734562

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 11047, 22094, 143611, 287222, 1204123, 2408246, 15653599, 31307198]

約数ペア:

[(1, 31307198), (2, 15653599), (13, 2408246), (26, 1204123), (109, 287222), (218, 143611), (1417, 22094), (2834, 11047)]