20206848

素因数分解:

$2^8\times 3^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 54599328

約数和(自身を除く): 34392480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 128, 166, 192, 249, 256, 317, 332, 384, 498, 634, 664, 768, 951, 996, 1268, 1328, 1902, 1992, 2536, 2656, 3804, 3984, 5072, 5312, 7608, 7968, 10144, 10624, 15216, 15936, 20288, 21248, 26311, 30432, 31872, 40576, 52622, 60864, 63744, 78933, 81152, 105244, 121728, 157866, 210488, 243456, 315732, 420976, 631464, 841952, 1262928, 1683904, 2525856, 3367808, 5051712, 6735616, 10103424, 20206848]

約数ペア:

[(1, 20206848), (2, 10103424), (3, 6735616), (4, 5051712), (6, 3367808), (8, 2525856), (12, 1683904), (16, 1262928), (24, 841952), (32, 631464), (48, 420976), (64, 315732), (83, 243456), (96, 210488), (128, 157866), (166, 121728), (192, 105244), (249, 81152), (256, 78933), (317, 63744), (332, 60864), (384, 52622), (498, 40576), (634, 31872), (664, 30432), (768, 26311), (951, 21248), (996, 20288), (1268, 15936), (1328, 15216), (1902, 10624), (1992, 10144), (2536, 7968), (2656, 7608), (3804, 5312), (3984, 5072)]