168981934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{21277}}^1$

素因数の和:21328

約数の個数: 24

約数和(自身を含む): 291849048

約数和(自身を除く): 122867114

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 21277, 42554, 234047, 404263, 468094, 808526, 4446893, 7680997, 8893786, 15361994, 84490967, 168981934]

約数ペア:

[(1, 168981934), (2, 84490967), (11, 15361994), (19, 8893786), (22, 7680997), (38, 4446893), (209, 808526), (361, 468094), (418, 404263), (722, 234047), (3971, 42554), (7942, 21277)]