18923608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{599}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 19956392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 359, 599, 718, 1198, 1436, 2396, 2872, 3949, 4792, 6589, 7898, 13178, 15796, 26356, 31592, 52712, 215041, 430082, 860164, 1720328, 2365451, 4730902, 9461804, 18923608]

約数ペア:

[(1, 18923608), (2, 9461804), (4, 4730902), (8, 2365451), (11, 1720328), (22, 860164), (44, 430082), (88, 215041), (359, 52712), (599, 31592), (718, 26356), (1198, 15796), (1436, 13178), (2396, 7898), (2872, 6589), (3949, 4792)]