18836180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{85619}}^1$

素因数の和:85639

約数の個数: 24

約数和(自身を含む): 43152480

約数和(自身を除く): 24316300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 85619, 171238, 342476, 428095, 856190, 941809, 1712380, 1883618, 3767236, 4709045, 9418090, 18836180]

約数ペア:

[(1, 18836180), (2, 9418090), (4, 4709045), (5, 3767236), (10, 1883618), (11, 1712380), (20, 941809), (22, 856190), (44, 428095), (55, 342476), (110, 171238), (220, 85619)]