20179061

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 23760000

約数和(自身を除く): 3580939

約数列:

[1, 7, 53, 109, 371, 499, 763, 3493, 5777, 26447, 40439, 54391, 185129, 380737, 2882723, 20179061]

約数ペア:

[(1, 20179061), (7, 2882723), (53, 380737), (109, 185129), (371, 54391), (499, 40439), (763, 26447), (3493, 5777)]