19461280864

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{359}}^1\times {\mathrm{13339}}^1$

素因数の和:13835

約数の個数: 48

約数和(自身を含む): 38726553600

約数和(自身を除く): 19265272736

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 359, 508, 718, 1016, 1436, 2032, 2872, 4064, 5744, 11488, 13339, 26678, 45593, 53356, 91186, 106712, 182372, 213424, 364744, 426848, 729488, 1458976, 1694053, 3388106, 4788701, 6776212, 9577402, 13552424, 19154804, 27104848, 38309608, 54209696, 76619216, 153238432, 608165027, 1216330054, 2432660108, 4865320216, 9730640432, 19461280864]

約数ペア:

[(1, 19461280864), (2, 9730640432), (4, 4865320216), (8, 2432660108), (16, 1216330054), (32, 608165027), (127, 153238432), (254, 76619216), (359, 54209696), (508, 38309608), (718, 27104848), (1016, 19154804), (1436, 13552424), (2032, 9577402), (2872, 6776212), (4064, 4788701), (5744, 3388106), (11488, 1694053), (13339, 1458976), (26678, 729488), (45593, 426848), (53356, 364744), (91186, 213424), (106712, 182372)]