638546472

素因数分解:

$2^3\times 3^2\times {\mathrm{8868701}}^1$

素因数の和:8868713

約数の個数: 24

約数和(自身を含む): 1729396890

約数和(自身を除く): 1090850418

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8868701, 17737402, 26606103, 35474804, 53212206, 70949608, 79818309, 106424412, 159636618, 212848824, 319273236, 638546472]

約数ペア:

[(1, 638546472), (2, 319273236), (3, 212848824), (4, 159636618), (6, 106424412), (8, 79818309), (9, 70949608), (12, 53212206), (18, 35474804), (24, 26606103), (36, 17737402), (72, 8868701)]