20004555

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18269}}^1$

素因数の和:18350

約数の個数: 16

約数和(自身を含む): 32447520

約数和(自身を除く): 12442965

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 18269, 54807, 91345, 274035, 1333637, 4000911, 6668185, 20004555]

約数ペア:

[(1, 20004555), (3, 6668185), (5, 4000911), (15, 1333637), (73, 274035), (219, 91345), (365, 54807), (1095, 18269)]