648940496

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{96799}}^1$

素因数の和:97226

約数の個数: 20

約数和(自身を含む): 1260336000

約数和(自身を除く): 611395504

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 96799, 193598, 387196, 774392, 1548784, 40558781, 81117562, 162235124, 324470248, 648940496]

約数ペア:

[(1, 648940496), (2, 324470248), (4, 162235124), (8, 81117562), (16, 40558781), (419, 1548784), (838, 774392), (1676, 387196), (3352, 193598), (6704, 96799)]