19180011

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 26438400

約数和(自身を除く): 7258389

約数列:

[1, 3, 53, 71, 159, 213, 1699, 3763, 5097, 11289, 90047, 120629, 270141, 361887, 6393337, 19180011]

約数ペア:

[(1, 19180011), (3, 6393337), (53, 361887), (71, 270141), (159, 120629), (213, 90047), (1699, 11289), (3763, 5097)]