20530944

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 216

約数和(自身を含む): 72275840

約数和(自身を除く): 51744896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 67, 72, 76, 84, 96, 112, 114, 126, 128, 133, 134, 144, 152, 168, 171, 192, 201, 224, 228, 252, 256, 266, 268, 288, 304, 336, 342, 384, 399, 402, 448, 456, 469, 504, 532, 536, 576, 603, 608, 672, 684, 768, 798, 804, 896, 912, 938, 1008, 1064, 1072, 1152, 1197, 1206, 1216, 1273, 1344, 1368, 1407, 1596, 1608, 1792, 1824, 1876, 2016, 2128, 2144, 2304, 2394, 2412, 2432, 2546, 2688, 2736, 2814, 3192, 3216, 3648, 3752, 3819, 4032, 4221, 4256, 4288, 4788, 4824, 4864, 5092, 5376, 5472, 5628, 6384, 6432, 7296, 7504, 7638, 8064, 8442, 8512, 8576, 8911, 9576, 9648, 10184, 10944, 11256, 11457, 12768, 12864, 14592, 15008, 15276, 16128, 16884, 17024, 17152, 17822, 19152, 19296, 20368, 21888, 22512, 22914, 25536, 25728, 26733, 30016, 30552, 33768, 34048, 35644, 38304, 38592, 40736, 43776, 45024, 45828, 51072, 51456, 53466, 60032, 61104, 67536, 71288, 76608, 77184, 80199, 81472, 90048, 91656, 102144, 106932, 120064, 122208, 135072, 142576, 153216, 154368, 160398, 162944, 180096, 183312, 213864, 244416, 270144, 285152, 306432, 320796, 325888, 360192, 366624, 427728, 488832, 540288, 570304, 641592, 733248, 855456, 977664, 1080576, 1140608, 1283184, 1466496, 1710912, 2281216, 2566368, 2932992, 3421824, 5132736, 6843648, 10265472, 20530944]

約数ペア:

[(1, 20530944), (2, 10265472), (3, 6843648), (4, 5132736), (6, 3421824), (7, 2932992), (8, 2566368), (9, 2281216), (12, 1710912), (14, 1466496), (16, 1283184), (18, 1140608), (19, 1080576), (21, 977664), (24, 855456), (28, 733248), (32, 641592), (36, 570304), (38, 540288), (42, 488832), (48, 427728), (56, 366624), (57, 360192), (63, 325888), (64, 320796), (67, 306432), (72, 285152), (76, 270144), (84, 244416), (96, 213864), (112, 183312), (114, 180096), (126, 162944), (128, 160398), (133, 154368), (134, 153216), (144, 142576), (152, 135072), (168, 122208), (171, 120064), (192, 106932), (201, 102144), (224, 91656), (228, 90048), (252, 81472), (256, 80199), (266, 77184), (268, 76608), (288, 71288), (304, 67536), (336, 61104), (342, 60032), (384, 53466), (399, 51456), (402, 51072), (448, 45828), (456, 45024), (469, 43776), (504, 40736), (532, 38592), (536, 38304), (576, 35644), (603, 34048), (608, 33768), (672, 30552), (684, 30016), (768, 26733), (798, 25728), (804, 25536), (896, 22914), (912, 22512), (938, 21888), (1008, 20368), (1064, 19296), (1072, 19152), (1152, 17822), (1197, 17152), (1206, 17024), (1216, 16884), (1273, 16128), (1344, 15276), (1368, 15008), (1407, 14592), (1596, 12864), (1608, 12768), (1792, 11457), (1824, 11256), (1876, 10944), (2016, 10184), (2128, 9648), (2144, 9576), (2304, 8911), (2394, 8576), (2412, 8512), (2432, 8442), (2546, 8064), (2688, 7638), (2736, 7504), (2814, 7296), (3192, 6432), (3216, 6384), (3648, 5628), (3752, 5472), (3819, 5376), (4032, 5092), (4221, 4864), (4256, 4824), (4288, 4788)]