20216792476

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{6257}}^1$

素因数の和:6730

約数の個数: 48

約数和(自身を含む): 37141880832

約数和(自身を除く): 16925088356

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 367, 734, 1468, 2201, 4402, 6257, 8804, 11377, 12514, 22754, 25028, 26057, 45508, 52114, 104228, 193967, 387934, 444247, 775868, 807767, 888494, 1615534, 1776988, 2296319, 3231068, 4592638, 9185276, 13771657, 27543314, 55086628, 71185889, 142371778, 163038649, 284743556, 326077298, 652154596, 5054198119, 10108396238, 20216792476]

約数ペア:

[(1, 20216792476), (2, 10108396238), (4, 5054198119), (31, 652154596), (62, 326077298), (71, 284743556), (124, 163038649), (142, 142371778), (284, 71185889), (367, 55086628), (734, 27543314), (1468, 13771657), (2201, 9185276), (4402, 4592638), (6257, 3231068), (8804, 2296319), (11377, 1776988), (12514, 1615534), (22754, 888494), (25028, 807767), (26057, 775868), (45508, 444247), (52114, 387934), (104228, 193967)]