2021928890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10641731}}^1$

素因数の和:10641757

約数の個数: 16

約数和(自身を含む): 3831023520

約数和(自身を除く): 1809094630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 10641731, 21283462, 53208655, 106417310, 202192889, 404385778, 1010964445, 2021928890]

約数ペア:

[(1, 2021928890), (2, 1010964445), (5, 404385778), (10, 202192889), (19, 106417310), (38, 53208655), (95, 21283462), (190, 10641731)]