18974054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6791}}^1$

素因数の和:6931

約数の個数: 16

約数和(自身を含む): 31297536

約数和(自身を除く): 12323482

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 6791, 13582, 74701, 149402, 862457, 1724914, 9487027, 18974054]

約数ペア:

[(1, 18974054), (2, 9487027), (11, 1724914), (22, 862457), (127, 149402), (254, 74701), (1397, 13582), (2794, 6791)]