20174744848

素因数分解:

$2^4\times {\mathrm{1783}}^1\times {\mathrm{707191}}^1$

素因数の和:708982

約数の個数: 20

約数和(自身を含む): 39110546368

約数和(自身を除く): 18935801520

約数列:

[1, 2, 4, 8, 16, 1783, 3566, 7132, 14264, 28528, 707191, 1414382, 2828764, 5657528, 11315056, 1260921553, 2521843106, 5043686212, 10087372424, 20174744848]

約数ペア:

[(1, 20174744848), (2, 10087372424), (4, 5043686212), (8, 2521843106), (16, 1260921553), (1783, 11315056), (3566, 5657528), (7132, 2828764), (14264, 1414382), (28528, 707191)]