20705427879

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{5651}}^1\times {\mathrm{18229}}^1$

素因数の和:23950

約数の個数: 16

約数和(自身を含む): 28025781120

約数和(自身を除く): 7320353241

約数列:

[1, 3, 67, 201, 5651, 16953, 18229, 54687, 378617, 1135851, 1221343, 3664029, 103012079, 309036237, 6901809293, 20705427879]

約数ペア:

[(1, 20705427879), (3, 6901809293), (67, 309036237), (201, 103012079), (5651, 3664029), (16953, 1221343), (18229, 1135851), (54687, 378617)]