20512693122019

素因数分解:

$7^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1\times {\mathrm{29391139}}^1$

素因数の和:29391882

約数の個数: 16

約数和(自身を含む): 23616368812800

約数和(自身を除く): 3103675690781

約数列:

[1, 7, 179, 557, 1253, 3899, 99703, 697921, 29391139, 205737973, 5261013881, 16370864423, 36827097167, 114596050961, 2930384731717, 20512693122019]

約数ペア:

[(1, 20512693122019), (7, 2930384731717), (179, 114596050961), (557, 36827097167), (1253, 16370864423), (3899, 5261013881), (99703, 205737973), (697921, 29391139)]