20681244

素因数分解:

$2^2\times 3^5\times {\mathrm{21277}}^1$

素因数の和:21296

約数の個数: 36

約数和(自身を含む): 54216344

約数和(自身を除く): 33535100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21277, 42554, 63831, 85108, 127662, 191493, 255324, 382986, 574479, 765972, 1148958, 1723437, 2297916, 3446874, 5170311, 6893748, 10340622, 20681244]

約数ペア:

[(1, 20681244), (2, 10340622), (3, 6893748), (4, 5170311), (6, 3446874), (9, 2297916), (12, 1723437), (18, 1148958), (27, 765972), (36, 574479), (54, 382986), (81, 255324), (108, 191493), (162, 127662), (243, 85108), (324, 63831), (486, 42554), (972, 21277)]