203886182020

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{17853431}}^1$

素因数の和:17854011

約数の個数: 24

約数和(自身を含む): 428910850368

約数和(自身を除く): 225024668348

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 17853431, 35706862, 71413724, 89267155, 178534310, 357068620, 10194309101, 20388618202, 40777236404, 50971545505, 101943091010, 203886182020]

約数ペア:

[(1, 203886182020), (2, 101943091010), (4, 50971545505), (5, 40777236404), (10, 20388618202), (20, 10194309101), (571, 357068620), (1142, 178534310), (2284, 89267155), (2855, 71413724), (5710, 35706862), (11420, 17853431)]