11920961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 14441280

約数和(自身を除く): 2520319

約数列:

[1, 13, 17, 19, 167, 221, 247, 289, 323, 2171, 2839, 3173, 3757, 4199, 5491, 36907, 41249, 48263, 53941, 71383, 627419, 701233, 916997, 11920961]

約数ペア:

[(1, 11920961), (13, 916997), (17, 701233), (19, 627419), (167, 71383), (221, 53941), (247, 48263), (289, 41249), (323, 36907), (2171, 5491), (2839, 4199), (3173, 3757)]