19506231

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 30551040

約数和(自身を除く): 11044809

約数列:

[1, 3, 9, 23, 27, 69, 101, 207, 303, 311, 621, 909, 933, 2323, 2727, 2799, 6969, 7153, 8397, 20907, 21459, 31411, 62721, 64377, 94233, 193131, 282699, 722453, 848097, 2167359, 6502077, 19506231]

約数ペア:

[(1, 19506231), (3, 6502077), (9, 2167359), (23, 848097), (27, 722453), (69, 282699), (101, 193131), (207, 94233), (303, 64377), (311, 62721), (621, 31411), (909, 21459), (933, 20907), (2323, 8397), (2727, 7153), (2799, 6969)]