207825820

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{18457}}^1$

素因数の和:19029

約数の個数: 24

約数和(自身を含む): 437233104

約数和(自身を除く): 229407284

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 18457, 36914, 73828, 92285, 184570, 369140, 10391291, 20782582, 41565164, 51956455, 103912910, 207825820]

約数ペア:

[(1, 207825820), (2, 103912910), (4, 51956455), (5, 41565164), (10, 20782582), (20, 10391291), (563, 369140), (1126, 184570), (2252, 92285), (2815, 73828), (5630, 36914), (11260, 18457)]