20975565481

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{4481}}^1$

素因数の和:4929

約数の個数: 32

約数和(自身を含む): 24396422400

約数和(自身を除く): 3420856919

約数列:

[1, 13, 17, 59, 221, 359, 767, 1003, 4481, 4667, 6103, 13039, 21181, 58253, 76177, 79339, 264379, 275353, 360077, 990301, 1608679, 3436927, 4494443, 4681001, 20912827, 27347543, 58427759, 94912061, 355518059, 1233856793, 1613505037, 20975565481]

約数ペア:

[(1, 20975565481), (13, 1613505037), (17, 1233856793), (59, 355518059), (221, 94912061), (359, 58427759), (767, 27347543), (1003, 20912827), (4481, 4681001), (4667, 4494443), (6103, 3436927), (13039, 1608679), (21181, 990301), (58253, 360077), (76177, 275353), (79339, 264379)]