20501019528

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{7027}}^1$

素因数の和:7347

約数の個数: 128

約数和(自身を含む): 57442936320

約数和(自身を除く): 36941916792

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 257, 258, 264, 344, 473, 514, 516, 771, 946, 1028, 1032, 1419, 1542, 1892, 2056, 2827, 2838, 3084, 3784, 5654, 5676, 6168, 7027, 8481, 11051, 11308, 11352, 14054, 16962, 21081, 22102, 22616, 28108, 33153, 33924, 42162, 44204, 56216, 66306, 67848, 77297, 84324, 88408, 121561, 132612, 154594, 168648, 231891, 243122, 265224, 302161, 309188, 364683, 463782, 486244, 604322, 618376, 729366, 906483, 927564, 972488, 1208644, 1458732, 1805939, 1812966, 1855128, 2417288, 2917464, 3323771, 3611878, 3625932, 5417817, 6647542, 7223756, 7251864, 9971313, 10835634, 13295084, 14447512, 19865329, 19942626, 21671268, 26590168, 39730658, 39885252, 43342536, 59595987, 77655377, 79461316, 79770504, 119191974, 155310754, 158922632, 232966131, 238383948, 310621508, 465932262, 476767896, 621243016, 854209147, 931864524, 1708418294, 1863729048, 2562627441, 3416836588, 5125254882, 6833673176, 10250509764, 20501019528]

約数ペア:

[(1, 20501019528), (2, 10250509764), (3, 6833673176), (4, 5125254882), (6, 3416836588), (8, 2562627441), (11, 1863729048), (12, 1708418294), (22, 931864524), (24, 854209147), (33, 621243016), (43, 476767896), (44, 465932262), (66, 310621508), (86, 238383948), (88, 232966131), (129, 158922632), (132, 155310754), (172, 119191974), (257, 79770504), (258, 79461316), (264, 77655377), (344, 59595987), (473, 43342536), (514, 39885252), (516, 39730658), (771, 26590168), (946, 21671268), (1028, 19942626), (1032, 19865329), (1419, 14447512), (1542, 13295084), (1892, 10835634), (2056, 9971313), (2827, 7251864), (2838, 7223756), (3084, 6647542), (3784, 5417817), (5654, 3625932), (5676, 3611878), (6168, 3323771), (7027, 2917464), (8481, 2417288), (11051, 1855128), (11308, 1812966), (11352, 1805939), (14054, 1458732), (16962, 1208644), (21081, 972488), (22102, 927564), (22616, 906483), (28108, 729366), (33153, 618376), (33924, 604322), (42162, 486244), (44204, 463782), (56216, 364683), (66306, 309188), (67848, 302161), (77297, 265224), (84324, 243122), (88408, 231891), (121561, 168648), (132612, 154594)]