20963635

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3203}}^1$

素因数の和:3243

約数の個数: 32

約数和(自身を含む): 33219072

約数和(自身を除く): 12255437

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 3203, 6545, 16015, 22421, 35233, 54451, 112105, 176165, 246631, 272255, 381157, 598961, 1233155, 1905785, 2994805, 4192727, 20963635]

約数ペア:

[(1, 20963635), (5, 4192727), (7, 2994805), (11, 1905785), (17, 1233155), (35, 598961), (55, 381157), (77, 272255), (85, 246631), (119, 176165), (187, 112105), (385, 54451), (595, 35233), (935, 22421), (1309, 16015), (3203, 6545)]