20810535

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20707}}^1$

素因数の和:20782

約数の個数: 16

約数和(自身を含む): 33795456

約数和(自身を除く): 12984921

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 20707, 62121, 103535, 310605, 1387369, 4162107, 6936845, 20810535]

約数ペア:

[(1, 20810535), (3, 6936845), (5, 4162107), (15, 1387369), (67, 310605), (201, 103535), (335, 62121), (1005, 20707)]