18926248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{479}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 19953752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 449, 479, 898, 958, 1796, 1916, 3592, 3832, 4939, 5269, 9878, 10538, 19756, 21076, 39512, 42152, 215071, 430142, 860284, 1720568, 2365781, 4731562, 9463124, 18926248]

約数ペア:

[(1, 18926248), (2, 9463124), (4, 4731562), (8, 2365781), (11, 1720568), (22, 860284), (44, 430142), (88, 215071), (449, 42152), (479, 39512), (898, 21076), (958, 19756), (1796, 10538), (1916, 9878), (3592, 5269), (3832, 4939)]