20183672488

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1\times {\mathrm{9733}}^1$

素因数の和:11714

約数の個数: 64

約数和(自身を含む): 45555120000

約数和(自身を除く): 25371447512

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1949, 3898, 7796, 9733, 13643, 15592, 19466, 27286, 37031, 38932, 54572, 68131, 74062, 77864, 109144, 136262, 148124, 184927, 259217, 272524, 296248, 369854, 518434, 545048, 739708, 1036868, 1294489, 1479416, 2073736, 2588978, 5177956, 10355912, 18969617, 37939234, 75878468, 132787319, 151756936, 265574638, 360422723, 531149276, 720845446, 1062298552, 1441690892, 2522959061, 2883381784, 5045918122, 10091836244, 20183672488]

約数ペア:

[(1, 20183672488), (2, 10091836244), (4, 5045918122), (7, 2883381784), (8, 2522959061), (14, 1441690892), (19, 1062298552), (28, 720845446), (38, 531149276), (56, 360422723), (76, 265574638), (133, 151756936), (152, 132787319), (266, 75878468), (532, 37939234), (1064, 18969617), (1949, 10355912), (3898, 5177956), (7796, 2588978), (9733, 2073736), (13643, 1479416), (15592, 1294489), (19466, 1036868), (27286, 739708), (37031, 545048), (38932, 518434), (54572, 369854), (68131, 296248), (74062, 272524), (77864, 259217), (109144, 184927), (136262, 148124)]