20087422

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{719}}^1$

素因数の和:1011

約数の個数: 16

約数和(自身を含む): 30801600

約数和(自身を除く): 10714178

約数列:

[1, 2, 61, 122, 229, 458, 719, 1438, 13969, 27938, 43859, 87718, 164651, 329302, 10043711, 20087422]

約数ペア:

[(1, 20087422), (2, 10043711), (61, 329302), (122, 164651), (229, 87718), (458, 43859), (719, 27938), (1438, 13969)]