20797524

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1861

約数の個数: 72

約数和(自身を含む): 59361120

約数和(自身を除く): 38563596

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 174, 198, 261, 319, 348, 396, 522, 638, 957, 1044, 1276, 1811, 1914, 2871, 3622, 3828, 5433, 5742, 7244, 10866, 11484, 16299, 19921, 21732, 32598, 39842, 52519, 59763, 65196, 79684, 105038, 119526, 157557, 179289, 210076, 239052, 315114, 358578, 472671, 577709, 630228, 717156, 945342, 1155418, 1733127, 1890684, 2310836, 3466254, 5199381, 6932508, 10398762, 20797524]

約数ペア:

[(1, 20797524), (2, 10398762), (3, 6932508), (4, 5199381), (6, 3466254), (9, 2310836), (11, 1890684), (12, 1733127), (18, 1155418), (22, 945342), (29, 717156), (33, 630228), (36, 577709), (44, 472671), (58, 358578), (66, 315114), (87, 239052), (99, 210076), (116, 179289), (132, 157557), (174, 119526), (198, 105038), (261, 79684), (319, 65196), (348, 59763), (396, 52519), (522, 39842), (638, 32598), (957, 21732), (1044, 19921), (1276, 16299), (1811, 11484), (1914, 10866), (2871, 7244), (3622, 5742), (3828, 5433)]