20078307

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39139}}^1$

素因数の和:39167

約数の個数: 16

約数和(自身を含む): 31312000

約数和(自身を除く): 11233693

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39139, 117417, 352251, 743641, 1056753, 2230923, 6692769, 20078307]

約数ペア:

[(1, 20078307), (3, 6692769), (9, 2230923), (19, 1056753), (27, 743641), (57, 352251), (171, 117417), (513, 39139)]