19853636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4217}}^1$

素因数の和:4339

約数の個数: 24

約数和(自身を含む): 38265696

約数和(自身を除く): 18412060

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4217, 4708, 8434, 16868, 46387, 92774, 185548, 451219, 902438, 1804876, 4963409, 9926818, 19853636]

約数ペア:

[(1, 19853636), (2, 9926818), (4, 4963409), (11, 1804876), (22, 902438), (44, 451219), (107, 185548), (214, 92774), (428, 46387), (1177, 16868), (2354, 8434), (4217, 4708)]