20850670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122651}}^1$

素因数の和:122675

約数の個数: 16

約数和(自身を含む): 39739248

約数和(自身を除く): 18888578

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 122651, 245302, 613255, 1226510, 2085067, 4170134, 10425335, 20850670]

約数ペア:

[(1, 20850670), (2, 10425335), (5, 4170134), (10, 2085067), (17, 1226510), (34, 613255), (85, 245302), (170, 122651)]