205308976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{312971}}^1$

素因数の和:313020

約数の個数: 20

約数和(自身を含む): 407489544

約数和(自身を除く): 202180568

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 312971, 625942, 1251884, 2503768, 5007536, 12831811, 25663622, 51327244, 102654488, 205308976]

約数ペア:

[(1, 205308976), (2, 102654488), (4, 51327244), (8, 25663622), (16, 12831811), (41, 5007536), (82, 2503768), (164, 1251884), (328, 625942), (656, 312971)]