20333860

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5323}}^1$

素因数の和:5523

約数の個数: 24

約数和(自身を含む): 42932736

約数和(自身を除く): 22598876

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 5323, 10646, 21292, 26615, 53230, 106460, 1016693, 2033386, 4066772, 5083465, 10166930, 20333860]

約数ペア:

[(1, 20333860), (2, 10166930), (4, 5083465), (5, 4066772), (10, 2033386), (20, 1016693), (191, 106460), (382, 53230), (764, 26615), (955, 21292), (1910, 10646), (3820, 5323)]