18200380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82729}}^1$

素因数の和:82749

約数の個数: 24

約数和(自身を含む): 41695920

約数和(自身を除く): 23495540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82729, 165458, 330916, 413645, 827290, 910019, 1654580, 1820038, 3640076, 4550095, 9100190, 18200380]

約数ペア:

[(1, 18200380), (2, 9100190), (4, 4550095), (5, 3640076), (10, 1820038), (11, 1654580), (20, 910019), (22, 827290), (44, 413645), (55, 330916), (110, 165458), (220, 82729)]