20118585

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28537}}^1$

素因数の和:28592

約数の個数: 16

約数和(自身を含む): 32875776

約数和(自身を除く): 12757191

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28537, 85611, 142685, 428055, 1341239, 4023717, 6706195, 20118585]

約数ペア:

[(1, 20118585), (3, 6706195), (5, 4023717), (15, 1341239), (47, 428055), (141, 142685), (235, 85611), (705, 28537)]