1321650832

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{995219}}^1$

素因数の和:995310

約数の個数: 20

約数和(自身を含む): 2591552880

約数和(自身を除く): 1269902048

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 995219, 1990438, 3980876, 7961752, 15923504, 82603177, 165206354, 330412708, 660825416, 1321650832]

約数ペア:

[(1, 1321650832), (2, 660825416), (4, 330412708), (8, 165206354), (16, 82603177), (83, 15923504), (166, 7961752), (332, 3980876), (664, 1990438), (1328, 995219)]