81379166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{194687}}^1$

素因数の和:194719

約数の個数: 16

約数和(自身を含む): 140175360

約数和(自身を除く): 58796194

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 194687, 389374, 2141557, 3699053, 4283114, 7398106, 40689583, 81379166]

約数ペア:

[(1, 81379166), (2, 40689583), (11, 7398106), (19, 4283114), (22, 3699053), (38, 2141557), (209, 389374), (418, 194687)]