20006458918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2001847}}^1$

素因数の和:2002131

約数の個数: 16

約数和(自身を含む): 31709272320

約数和(自身を除く): 11702813402

約数列:

[1, 2, 19, 38, 263, 526, 4997, 9994, 2001847, 4003694, 38035093, 76070186, 526485761, 1052971522, 10003229459, 20006458918]

約数ペア:

[(1, 20006458918), (2, 10003229459), (19, 1052971522), (38, 526485761), (263, 76070186), (526, 38035093), (4997, 4003694), (9994, 2001847)]