19615527

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10529}}^1$

素因数の和:10564

約数の個数: 20

約数和(自身を含む): 30579120

約数和(自身を除く): 10963593

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10529, 31587, 94761, 242167, 284283, 726501, 852849, 2179503, 6538509, 19615527]

約数ペア:

[(1, 19615527), (3, 6538509), (9, 2179503), (23, 852849), (27, 726501), (69, 284283), (81, 242167), (207, 94761), (621, 31587), (1863, 10529)]