2019367970

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{493733}}^1$

素因数の和:494149

約数の個数: 16

約数和(自身を含む): 3643756920

約数和(自身を除く): 1624388950

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 493733, 987466, 2468665, 4937330, 201936797, 403873594, 1009683985, 2019367970]

約数ペア:

[(1, 2019367970), (2, 1009683985), (5, 403873594), (10, 201936797), (409, 4937330), (818, 2468665), (2045, 987466), (4090, 493733)]