20426163

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4129}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 29141280

約数和(自身を除く): 8715117

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4129, 4947, 12387, 70193, 210579, 400513, 1201539, 6808721, 20426163]

約数ペア:

[(1, 20426163), (3, 6808721), (17, 1201539), (51, 400513), (97, 210579), (291, 70193), (1649, 12387), (4129, 4947)]