66672016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{96907}}^1$

素因数の和:96958

約数の個数: 20

約数和(自身を含む): 132182512

約数和(自身を除く): 65510496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 96907, 193814, 387628, 775256, 1550512, 4167001, 8334002, 16668004, 33336008, 66672016]

約数ペア:

[(1, 66672016), (2, 33336008), (4, 16668004), (8, 8334002), (16, 4167001), (43, 1550512), (86, 775256), (172, 387628), (344, 193814), (688, 96907)]