164905412

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{20959}}^1$

素因数の和:21251

約数の個数: 24

約数和(自身を含む): 331000320

約数和(自身を除く): 166094908

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 20959, 41918, 83836, 146713, 293426, 586852, 5889479, 11778958, 23557916, 41226353, 82452706, 164905412]

約数ペア:

[(1, 164905412), (2, 82452706), (4, 41226353), (7, 23557916), (14, 11778958), (28, 5889479), (281, 586852), (562, 293426), (1124, 146713), (1967, 83836), (3934, 41918), (7868, 20959)]