20214085

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 25027200

約数和(自身を除く): 4813115

約数列:

[1, 5, 43, 149, 215, 631, 745, 3155, 6407, 27133, 32035, 94019, 135665, 470095, 4042817, 20214085]

約数ペア:

[(1, 20214085), (5, 4042817), (43, 470095), (149, 135665), (215, 94019), (631, 32035), (745, 27133), (3155, 6407)]