2098990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12347}}^1$

素因数の和:12371

約数の個数: 16

約数和(自身を含む): 4000752

約数和(自身を除く): 1901762

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 12347, 24694, 61735, 123470, 209899, 419798, 1049495, 2098990]

約数ペア:

[(1, 2098990), (2, 1049495), (5, 419798), (10, 209899), (17, 123470), (34, 61735), (85, 24694), (170, 12347)]