19824639

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 26922240

約数和(自身を除く): 7097601

約数列:

[1, 3, 107, 151, 321, 409, 453, 1227, 16157, 43763, 48471, 61759, 131289, 185277, 6608213, 19824639]

約数ペア:

[(1, 19824639), (3, 6608213), (107, 185277), (151, 131289), (321, 61759), (409, 48471), (453, 43763), (1227, 16157)]