20085755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12478

約数の個数: 16

約数和(自身を含む): 26866080

約数和(自身を除く): 6780325

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 12437, 62185, 211429, 236303, 1057145, 1181515, 4017151, 20085755]

約数ペア:

[(1, 20085755), (5, 4017151), (17, 1181515), (19, 1057145), (85, 236303), (95, 211429), (323, 62185), (1615, 12437)]