20686512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 69281280

約数和(自身を除く): 48594768

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 29, 33, 42, 44, 48, 56, 58, 66, 77, 84, 87, 88, 112, 116, 132, 154, 168, 174, 176, 193, 203, 231, 232, 264, 308, 319, 336, 348, 386, 406, 462, 464, 528, 579, 609, 616, 638, 696, 772, 812, 924, 957, 1158, 1218, 1232, 1276, 1351, 1392, 1544, 1624, 1848, 1914, 2123, 2233, 2316, 2436, 2552, 2702, 3088, 3248, 3696, 3828, 4053, 4246, 4466, 4632, 4872, 5104, 5404, 5597, 6369, 6699, 7656, 8106, 8492, 8932, 9264, 9744, 10808, 11194, 12738, 13398, 14861, 15312, 16212, 16791, 16984, 17864, 21616, 22388, 25476, 26796, 29722, 32424, 33582, 33968, 35728, 39179, 44583, 44776, 50952, 53592, 59444, 61567, 64848, 67164, 78358, 89166, 89552, 101904, 107184, 117537, 118888, 123134, 134328, 156716, 178332, 184701, 235074, 237776, 246268, 268656, 313432, 356664, 369402, 430969, 470148, 492536, 626864, 713328, 738804, 861938, 940296, 985072, 1292907, 1477608, 1723876, 1880592, 2585814, 2955216, 3447752, 5171628, 6895504, 10343256, 20686512]

約数ペア:

[(1, 20686512), (2, 10343256), (3, 6895504), (4, 5171628), (6, 3447752), (7, 2955216), (8, 2585814), (11, 1880592), (12, 1723876), (14, 1477608), (16, 1292907), (21, 985072), (22, 940296), (24, 861938), (28, 738804), (29, 713328), (33, 626864), (42, 492536), (44, 470148), (48, 430969), (56, 369402), (58, 356664), (66, 313432), (77, 268656), (84, 246268), (87, 237776), (88, 235074), (112, 184701), (116, 178332), (132, 156716), (154, 134328), (168, 123134), (174, 118888), (176, 117537), (193, 107184), (203, 101904), (231, 89552), (232, 89166), (264, 78358), (308, 67164), (319, 64848), (336, 61567), (348, 59444), (386, 53592), (406, 50952), (462, 44776), (464, 44583), (528, 39179), (579, 35728), (609, 33968), (616, 33582), (638, 32424), (696, 29722), (772, 26796), (812, 25476), (924, 22388), (957, 21616), (1158, 17864), (1218, 16984), (1232, 16791), (1276, 16212), (1351, 15312), (1392, 14861), (1544, 13398), (1624, 12738), (1848, 11194), (1914, 10808), (2123, 9744), (2233, 9264), (2316, 8932), (2436, 8492), (2552, 8106), (2702, 7656), (3088, 6699), (3248, 6369), (3696, 5597), (3828, 5404), (4053, 5104), (4246, 4872), (4466, 4632)]