20386804521

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{593}}^1\times {\mathrm{43573}}^1$

素因数の和:44432

約数の個数: 16

約数和(自身を含む): 27332401536

約数和(自身を除く): 6945597015

約数列:

[1, 3, 263, 593, 789, 1779, 43573, 130719, 155959, 467877, 11459699, 25838789, 34379097, 77516367, 6795601507, 20386804521]

約数ペア:

[(1, 20386804521), (3, 6795601507), (263, 77516367), (593, 34379097), (789, 25838789), (1779, 11459699), (43573, 467877), (130719, 155959)]