20425387

素因数分解:

${\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:282

約数の個数: 16

約数和(自身を含む): 21732480

約数和(自身を除く): 1307093

約数列:

[1, 43, 59, 83, 97, 2537, 3569, 4171, 4897, 5723, 8051, 210571, 246089, 346193, 475009, 20425387]

約数ペア:

[(1, 20425387), (43, 475009), (59, 346193), (83, 246089), (97, 210571), (2537, 8051), (3569, 5723), (4171, 4897)]