80495818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{162947}}^1$

素因数の和:162981

約数の個数: 16

約数和(自身を含む): 136876320

約数和(自身を除く): 56380502

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 162947, 325894, 2118311, 3095993, 4236622, 6191986, 40247909, 80495818]

約数ペア:

[(1, 80495818), (2, 40247909), (13, 6191986), (19, 4236622), (26, 3095993), (38, 2118311), (247, 325894), (494, 162947)]