20493415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{683}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 26150688

約数和(自身を除く): 5657273

約数列:

[1, 5, 17, 85, 353, 683, 1765, 3415, 6001, 11611, 30005, 58055, 241099, 1205495, 4098683, 20493415]

約数ペア:

[(1, 20493415), (5, 4098683), (17, 1205495), (85, 241099), (353, 58055), (683, 30005), (1765, 11611), (3415, 6001)]