1619991068

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{1693}}^1\times {\mathrm{1721}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 2858726640

約数和(自身を除く): 1238735572

約数列:

[1, 2, 4, 139, 278, 556, 1693, 1721, 3386, 3442, 6772, 6884, 235327, 239219, 470654, 478438, 941308, 956876, 2913653, 5827306, 11654612, 404997767, 809995534, 1619991068]

約数ペア:

[(1, 1619991068), (2, 809995534), (4, 404997767), (139, 11654612), (278, 5827306), (556, 2913653), (1693, 956876), (1721, 941308), (3386, 478438), (3442, 470654), (6772, 239219), (6884, 235327)]