19137843

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{19157}}^1$

素因数の和:19203

約数の個数: 16

約数和(自身を含む): 29120160

約数和(自身を除く): 9982317

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 19157, 57471, 172413, 517239, 708809, 2126427, 6379281, 19137843]

約数ペア:

[(1, 19137843), (3, 6379281), (9, 2126427), (27, 708809), (37, 517239), (111, 172413), (333, 57471), (999, 19157)]