207834128

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{79691}}^1$

素因数の和:79862

約数の個数: 20

約数和(自身を含む): 405154128

約数和(自身を除く): 197320000

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 79691, 159382, 318764, 637528, 1275056, 12989633, 25979266, 51958532, 103917064, 207834128]

約数ペア:

[(1, 207834128), (2, 103917064), (4, 51958532), (8, 25979266), (16, 12989633), (163, 1275056), (326, 637528), (652, 318764), (1304, 159382), (2608, 79691)]