638637528

素因数分解:

$2^3\times 3^1\times {\mathrm{26609897}}^1$

素因数の和:26609906

約数の個数: 16

約数和(自身を含む): 1596593880

約数和(自身を除く): 957956352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 26609897, 53219794, 79829691, 106439588, 159659382, 212879176, 319318764, 638637528]

約数ペア:

[(1, 638637528), (2, 319318764), (3, 212879176), (4, 159659382), (6, 106439588), (8, 79829691), (12, 53219794), (24, 26609897)]