20807675290

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3978523}}^1$

素因数の和:3979053

約数の個数: 16

約数和(自身を含む): 37525438368

約数和(自身を除く): 16717763078

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 3978523, 7957046, 19892615, 39785230, 2080767529, 4161535058, 10403837645, 20807675290]

約数ペア:

[(1, 20807675290), (2, 10403837645), (5, 4161535058), (10, 2080767529), (523, 39785230), (1046, 19892615), (2615, 7957046), (5230, 3978523)]