20023638145

素因数分解:

$5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1093889}}^1$

素因数の和:1094424

約数の個数: 16

約数和(自身を含む): 27513521280

約数和(自身を除く): 7489883135

約数列:

[1, 5, 7, 35, 523, 2615, 3661, 18305, 1093889, 5469445, 7657223, 38286115, 572103947, 2860519735, 4004727629, 20023638145]

約数ペア:

[(1, 20023638145), (5, 4004727629), (7, 2860519735), (35, 572103947), (523, 38286115), (2615, 7657223), (3661, 5469445), (18305, 1093889)]