2018109779

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{12391}}^1$

素因数の和:12890

約数の個数: 16

約数和(自身を含む): 2355471360

約数和(自身を除く): 337361581

約数列:

[1, 7, 53, 371, 439, 3073, 12391, 23267, 86737, 162869, 656723, 4597061, 5439649, 38077543, 288301397, 2018109779]

約数ペア:

[(1, 2018109779), (7, 288301397), (53, 38077543), (371, 5439649), (439, 4597061), (3073, 656723), (12391, 162869), (23267, 86737)]