18085264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1451}}^1$

素因数の和:1519

約数の個数: 40

約数和(自身を含む): 37810080

約数和(自身を除く): 19724816

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1451, 1558, 2902, 3116, 5804, 6232, 11608, 12464, 23216, 27569, 55138, 59491, 110276, 118982, 220552, 237964, 441104, 475928, 951856, 1130329, 2260658, 4521316, 9042632, 18085264]

約数ペア:

[(1, 18085264), (2, 9042632), (4, 4521316), (8, 2260658), (16, 1130329), (19, 951856), (38, 475928), (41, 441104), (76, 237964), (82, 220552), (152, 118982), (164, 110276), (304, 59491), (328, 55138), (656, 27569), (779, 23216), (1451, 12464), (1558, 11608), (2902, 6232), (3116, 5804)]