19792947

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4001}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 28238112

約数和(自身を除く): 8445165

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4001, 4947, 12003, 68017, 204051, 388097, 1164291, 6597649, 19792947]

約数ペア:

[(1, 19792947), (3, 6597649), (17, 1164291), (51, 388097), (97, 204051), (291, 68017), (1649, 12003), (4001, 4947)]