19269687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7129}}^1$

素因数の和:7202

約数の個数: 16

約数和(自身を含む): 27721440

約数和(自身を除く): 8451753

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7129, 21387, 121193, 363579, 377837, 1133511, 6423229, 19269687]

約数ペア:

[(1, 19269687), (3, 6423229), (17, 1133511), (51, 377837), (53, 363579), (159, 121193), (901, 21387), (2703, 7129)]