20215135

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{967}}^1$

素因数の和:1122

約数の個数: 16

約数和(自身を含む): 25160256

約数和(自身を除く): 4945121

約数列:

[1, 5, 37, 113, 185, 565, 967, 4181, 4835, 20905, 35779, 109271, 178895, 546355, 4043027, 20215135]

約数ペア:

[(1, 20215135), (5, 4043027), (37, 546355), (113, 178895), (185, 109271), (565, 35779), (967, 20905), (4181, 4835)]