19983849

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{569}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 27907200

約数和(自身を除く): 7923351

約数列:

[1, 3, 23, 69, 509, 569, 1527, 1707, 11707, 13087, 35121, 39261, 289621, 868863, 6661283, 19983849]

約数ペア:

[(1, 19983849), (3, 6661283), (23, 868863), (69, 289621), (509, 39261), (569, 35121), (1527, 13087), (1707, 11707)]