19989495

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7529}}^1$

素因数の和:7599

約数の個数: 24

約数和(自身を含む): 35240400

約数和(自身を除く): 15250905

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7529, 22587, 37645, 67761, 112935, 338805, 444211, 1332633, 2221055, 3997899, 6663165, 19989495]

約数ペア:

[(1, 19989495), (3, 6663165), (5, 3997899), (9, 2221055), (15, 1332633), (45, 444211), (59, 338805), (177, 112935), (295, 67761), (531, 37645), (885, 22587), (2655, 7529)]