11818180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53719}}^1$

素因数の和:53739

約数の個数: 24

約数和(自身を含む): 27074880

約数和(自身を除く): 15256700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 53719, 107438, 214876, 268595, 537190, 590909, 1074380, 1181818, 2363636, 2954545, 5909090, 11818180]

約数ペア:

[(1, 11818180), (2, 5909090), (4, 2954545), (5, 2363636), (10, 1181818), (11, 1074380), (20, 590909), (22, 537190), (44, 268595), (55, 214876), (110, 107438), (220, 53719)]