19412701

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4133}}^1$

素因数の和:4212

約数の個数: 16

約数和(自身を含む): 24605568

約数和(自身を除く): 5192867

約数列:

[1, 7, 11, 61, 77, 427, 671, 4133, 4697, 28931, 45463, 252113, 318241, 1764791, 2773243, 19412701]

約数ペア:

[(1, 19412701), (7, 2773243), (11, 1764791), (61, 318241), (77, 252113), (427, 45463), (671, 28931), (4133, 4697)]