20530512

素因数分解:

$2^4\times 3^2\times {\mathrm{142573}}^1$

素因数の和:142587

約数の個数: 30

約数和(自身を含む): 57457322

約数和(自身を除く): 36926810

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142573, 285146, 427719, 570292, 855438, 1140584, 1283157, 1710876, 2281168, 2566314, 3421752, 5132628, 6843504, 10265256, 20530512]

約数ペア:

[(1, 20530512), (2, 10265256), (3, 6843504), (4, 5132628), (6, 3421752), (8, 2566314), (9, 2281168), (12, 1710876), (16, 1283157), (18, 1140584), (24, 855438), (36, 570292), (48, 427719), (72, 285146), (144, 142573)]