20759962

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:837

約数の個数: 16

約数和(自身を含む): 31691520

約数和(自身を除く): 10931558

約数列:

[1, 2, 89, 178, 223, 446, 523, 1046, 19847, 39694, 46547, 93094, 116629, 233258, 10379981, 20759962]

約数ペア:

[(1, 20759962), (2, 10379981), (89, 233258), (178, 116629), (223, 93094), (446, 46547), (523, 39694), (1046, 19847)]