20044995681

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{990023}}^1$

素因数の和:990440

約数の個数: 16

約数和(自身を含む): 28370127744

約数和(自身を除く): 8325132063

約数列:

[1, 3, 17, 51, 397, 1191, 6749, 20247, 990023, 2970069, 16830391, 50491173, 393039131, 1179117393, 6681665227, 20044995681]

約数ペア:

[(1, 20044995681), (3, 6681665227), (17, 1179117393), (51, 393039131), (397, 50491173), (1191, 16830391), (6749, 2970069), (20247, 990023)]