20950850

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1879}}^1$

素因数の和:2114

約数の個数: 24

約数和(自身を含む): 39164160

約数和(自身を除く): 18213310

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 1115, 1879, 2230, 3758, 5575, 9395, 11150, 18790, 46975, 93950, 419017, 838034, 2095085, 4190170, 10475425, 20950850]

約数ペア:

[(1, 20950850), (2, 10475425), (5, 4190170), (10, 2095085), (25, 838034), (50, 419017), (223, 93950), (446, 46975), (1115, 18790), (1879, 11150), (2230, 9395), (3758, 5575)]