20178728207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1854833}}^1$

素因数の和:1854910

約数の個数: 16

約数和(自身を含む): 23504456448

約数和(自身を除く): 3325728241

約数列:

[1, 11, 23, 43, 253, 473, 989, 10879, 1854833, 20403163, 42661159, 79757819, 469272749, 877336009, 1834429837, 20178728207]

約数ペア:

[(1, 20178728207), (11, 1834429837), (23, 877336009), (43, 469272749), (253, 79757819), (473, 42661159), (989, 20403163), (10879, 1854833)]