18132620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82421}}^1$

素因数の和:82441

約数の個数: 24

約数和(自身を含む): 41540688

約数和(自身を除く): 23408068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82421, 164842, 329684, 412105, 824210, 906631, 1648420, 1813262, 3626524, 4533155, 9066310, 18132620]

約数ペア:

[(1, 18132620), (2, 9066310), (4, 4533155), (5, 3626524), (10, 1813262), (11, 1648420), (20, 906631), (22, 824210), (44, 412105), (55, 329684), (110, 164842), (220, 82421)]