20219219215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1147841}}^1$

素因数の和:1148130

約数の個数: 16

約数和(自身を含む): 26225894016

約数和(自身を除く): 6006674801

約数列:

[1, 5, 13, 65, 271, 1355, 3523, 17615, 1147841, 5739205, 14921933, 74609665, 311064911, 1555324555, 4043843843, 20219219215]

約数ペア:

[(1, 20219219215), (5, 4043843843), (13, 1555324555), (65, 311064911), (271, 74609665), (1355, 14921933), (3523, 5739205), (17615, 1147841)]