19717684

素因数分解:

$2^2\times 7^1\times {\mathrm{773}}^1\times {\mathrm{911}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 39529728

約数和(自身を除く): 19812044

約数列:

[1, 2, 4, 7, 14, 28, 773, 911, 1546, 1822, 3092, 3644, 5411, 6377, 10822, 12754, 21644, 25508, 704203, 1408406, 2816812, 4929421, 9858842, 19717684]

約数ペア:

[(1, 19717684), (2, 9858842), (4, 4929421), (7, 2816812), (14, 1408406), (28, 704203), (773, 25508), (911, 21644), (1546, 12754), (1822, 10822), (3092, 6377), (3644, 5411)]