19330885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 28627200

約数和(自身を除く): 9296315

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 665, 709, 779, 1435, 3545, 3895, 4963, 5453, 13471, 24815, 27265, 29069, 67355, 94297, 145345, 203483, 471485, 552311, 1017415, 2761555, 3866177, 19330885]

約数ペア:

[(1, 19330885), (5, 3866177), (7, 2761555), (19, 1017415), (35, 552311), (41, 471485), (95, 203483), (133, 145345), (205, 94297), (287, 67355), (665, 29069), (709, 27265), (779, 24815), (1435, 13471), (3545, 5453), (3895, 4963)]