20471098

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4523}}^1$

素因数の和:4629

約数の個数: 16

約数和(自身を含む): 32138496

約数和(自身を除く): 11667398

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4523, 4526, 9046, 140213, 280426, 330179, 660358, 10235549, 20471098]

約数ペア:

[(1, 20471098), (2, 10235549), (31, 660358), (62, 330179), (73, 280426), (146, 140213), (2263, 9046), (4523, 4526)]