19699983

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31723}}^1$

素因数の和:31755

約数の個数: 16

約数和(自身を含む): 30455040

約数和(自身を除く): 10755057

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 31723, 95169, 285507, 729629, 856521, 2188887, 6566661, 19699983]

約数ペア:

[(1, 19699983), (3, 6566661), (9, 2188887), (23, 856521), (27, 729629), (69, 285507), (207, 95169), (621, 31723)]