20123762711

素因数分解:

${\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1156073}}^1$

素因数の和:1156202

約数の個数: 12

約数和(自身を含む): 22002400368

約数和(自身を除く): 1878637657

約数列:

[1, 13, 103, 169, 1339, 17407, 1156073, 15028949, 119075519, 195376337, 1547981747, 20123762711]

約数ペア:

[(1, 20123762711), (13, 1547981747), (103, 195376337), (169, 119075519), (1339, 15028949), (17407, 1156073)]