19723365

素因数分解:

$3^3\times 5^1\times {\mathrm{146099}}^1$

素因数の和:146113

約数の個数: 16

約数和(自身を含む): 35064000

約数和(自身を除く): 15340635

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146099, 438297, 730495, 1314891, 2191485, 3944673, 6574455, 19723365]

約数ペア:

[(1, 19723365), (3, 6574455), (5, 3944673), (9, 2191485), (15, 1314891), (27, 730495), (45, 438297), (135, 146099)]