19903671

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{32051}}^1$

素因数の和:32083

約数の個数: 16

約数和(自身を含む): 30769920

約数和(自身を除く): 10866249

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 32051, 96153, 288459, 737173, 865377, 2211519, 6634557, 19903671]

約数ペア:

[(1, 19903671), (3, 6634557), (9, 2211519), (23, 865377), (27, 737173), (69, 288459), (207, 96153), (621, 32051)]