20005928487

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{1523}}^1\times {\mathrm{50329}}^1$

素因数の和:51887

約数の個数: 24

約数和(自身を含む): 29914138800

約数和(自身を除く): 9908210313

約数列:

[1, 3, 9, 29, 87, 261, 1523, 4569, 13707, 44167, 50329, 132501, 150987, 397503, 452961, 1459541, 4378623, 13135869, 76651067, 229953201, 689859603, 2222880943, 6668642829, 20005928487]

約数ペア:

[(1, 20005928487), (3, 6668642829), (9, 2222880943), (29, 689859603), (87, 229953201), (261, 76651067), (1523, 13135869), (4569, 4378623), (13707, 1459541), (44167, 452961), (50329, 397503), (132501, 150987)]