20147297463

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1659443}}^1$

素因数の和:1659539

約数の個数: 24

約数和(自身を含む): 31064791680

約数和(自身を除く): 10917494217

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 1659443, 4978329, 14934987, 31529417, 94588251, 117820453, 283764753, 353461359, 1060384077, 2238588607, 6715765821, 20147297463]

約数ペア:

[(1, 20147297463), (3, 6715765821), (9, 2238588607), (19, 1060384077), (57, 353461359), (71, 283764753), (171, 117820453), (213, 94588251), (639, 31529417), (1349, 14934987), (4047, 4978329), (12141, 1659443)]