20008729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 23083200

約数和(自身を除く): 3074471

約数列:

[1, 13, 19, 59, 247, 767, 1121, 1373, 14573, 17849, 26087, 81007, 339131, 1053091, 1539133, 20008729]

約数ペア:

[(1, 20008729), (13, 1539133), (19, 1053091), (59, 339131), (247, 81007), (767, 26087), (1121, 17849), (1373, 14573)]