19664596

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3677}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 39545856

約数和(自身を除く): 19881260

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 3677, 5348, 7354, 14708, 25739, 51478, 102956, 702307, 1404614, 2809228, 4916149, 9832298, 19664596]

約数ペア:

[(1, 19664596), (2, 9832298), (4, 4916149), (7, 2809228), (14, 1404614), (28, 702307), (191, 102956), (382, 51478), (764, 25739), (1337, 14708), (2674, 7354), (3677, 5348)]