20445512

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{5021}}^1$

素因数の和:5536

約数の個数: 16

約数和(自身を含む): 38418300

約数和(自身を除く): 17972788

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 5021, 10042, 20084, 40168, 2555689, 5111378, 10222756, 20445512]

約数ペア:

[(1, 20445512), (2, 10222756), (4, 5111378), (8, 2555689), (509, 40168), (1018, 20084), (2036, 10042), (4072, 5021)]