18663264

素因数分解:

$2^5\times 3^3\times {\mathrm{21601}}^1$

素因数の和:21620

約数の個数: 48

約数和(自身を含む): 54437040

約数和(自身を除く): 35773776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 21601, 43202, 64803, 86404, 129606, 172808, 194409, 259212, 345616, 388818, 518424, 583227, 691232, 777636, 1036848, 1166454, 1555272, 2073696, 2332908, 3110544, 4665816, 6221088, 9331632, 18663264]

約数ペア:

[(1, 18663264), (2, 9331632), (3, 6221088), (4, 4665816), (6, 3110544), (8, 2332908), (9, 2073696), (12, 1555272), (16, 1166454), (18, 1036848), (24, 777636), (27, 691232), (32, 583227), (36, 518424), (48, 388818), (54, 345616), (72, 259212), (96, 194409), (108, 172808), (144, 129606), (216, 86404), (288, 64803), (432, 43202), (864, 21601)]