20487672

素因数分解:

$2^3\times 3^2\times {\mathrm{284551}}^1$

素因数の和:284563

約数の個数: 24

約数和(自身を含む): 55487640

約数和(自身を除く): 34999968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284551, 569102, 853653, 1138204, 1707306, 2276408, 2560959, 3414612, 5121918, 6829224, 10243836, 20487672]

約数ペア:

[(1, 20487672), (2, 10243836), (3, 6829224), (4, 5121918), (6, 3414612), (8, 2560959), (9, 2276408), (12, 1707306), (18, 1138204), (24, 853653), (36, 569102), (72, 284551)]