19542531

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 26866080

約数和(自身を除く): 7323549

約数列:

[1, 3, 53, 89, 159, 267, 1381, 4143, 4717, 14151, 73193, 122909, 219579, 368727, 6514177, 19542531]

約数ペア:

[(1, 19542531), (3, 6514177), (53, 368727), (89, 219579), (159, 122909), (267, 73193), (1381, 14151), (4143, 4717)]