20145322490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118501897}}^1$

素因数の和:118501921

約数の個数: 16

約数和(自身を含む): 38394614952

約数和(自身を除く): 18249292462

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118501897, 237003794, 592509485, 1185018970, 2014532249, 4029064498, 10072661245, 20145322490]

約数ペア:

[(1, 20145322490), (2, 10072661245), (5, 4029064498), (10, 2014532249), (17, 1185018970), (34, 592509485), (85, 237003794), (170, 118501897)]