20781617712

素因数分解:

$2^4\times 3^1\times {\mathrm{432950369}}^1$

素因数の和:432950380

約数の個数: 20

約数和(自身を含む): 53685845880

約数和(自身を除く): 32904228168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 432950369, 865900738, 1298851107, 1731801476, 2597702214, 3463602952, 5195404428, 6927205904, 10390808856, 20781617712]

約数ペア:

[(1, 20781617712), (2, 10390808856), (3, 6927205904), (4, 5195404428), (6, 3463602952), (8, 2597702214), (12, 1731801476), (16, 1298851107), (24, 865900738), (48, 432950369)]