20763902020

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3381743}}^1$

素因数の和:3382059

約数の個数: 24

約数和(自身を含む): 43746240384

約数和(自身を除く): 22982338364

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 3381743, 6763486, 13526972, 16908715, 33817430, 67634860, 1038195101, 2076390202, 4152780404, 5190975505, 10381951010, 20763902020]

約数ペア:

[(1, 20763902020), (2, 10381951010), (4, 5190975505), (5, 4152780404), (10, 2076390202), (20, 1038195101), (307, 67634860), (614, 33817430), (1228, 16908715), (1535, 13526972), (3070, 6763486), (6140, 3381743)]