20105293

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 22550976

約数和(自身を除く): 2445683

約数列:

[1, 13, 41, 67, 533, 563, 871, 2747, 7319, 23083, 35711, 37721, 300079, 490373, 1546561, 20105293]

約数ペア:

[(1, 20105293), (13, 1546561), (41, 490373), (67, 300079), (533, 37721), (563, 35711), (871, 23083), (2747, 7319)]