18967586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45377}}^1$

素因数の和:45409

約数の個数: 16

約数和(自身を含む): 32672160

約数和(自身を除く): 13704574

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45377, 90754, 499147, 862163, 998294, 1724326, 9483793, 18967586]

約数ペア:

[(1, 18967586), (2, 9483793), (11, 1724326), (19, 998294), (22, 862163), (38, 499147), (209, 90754), (418, 45377)]