18726940

素因数分解:

$2^2\times 5^1\times {\mathrm{593}}^1\times {\mathrm{1579}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 39417840

約数和(自身を除く): 20690900

約数列:

[1, 2, 4, 5, 10, 20, 593, 1186, 1579, 2372, 2965, 3158, 5930, 6316, 7895, 11860, 15790, 31580, 936347, 1872694, 3745388, 4681735, 9363470, 18726940]

約数ペア:

[(1, 18726940), (2, 9363470), (4, 4681735), (5, 3745388), (10, 1872694), (20, 936347), (593, 31580), (1186, 15790), (1579, 11860), (2372, 7895), (2965, 6316), (3158, 5930)]