20228345

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 24917760

約数和(自身を除く): 4689415

約数列:

[1, 5, 79, 83, 395, 415, 617, 3085, 6557, 32785, 48743, 51211, 243715, 256055, 4045669, 20228345]

約数ペア:

[(1, 20228345), (5, 4045669), (79, 256055), (83, 243715), (395, 51211), (415, 48743), (617, 32785), (3085, 6557)]