19421638

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4359

約数の個数: 16

約数和(自身を含む): 30379536

約数和(自身を除く): 10957898

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4261, 4558, 8522, 183223, 225833, 366446, 451666, 9710819, 19421638]

約数ペア:

[(1, 19421638), (2, 9710819), (43, 451666), (53, 366446), (86, 225833), (106, 183223), (2279, 8522), (4261, 4558)]