20229896768

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{18049}}^1$

素因数の和:18355

約数の個数: 56

約数和(自身を含む): 40822168800

約数和(自身を除く): 20592272032

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 211, 332, 422, 664, 844, 1328, 1688, 2656, 3376, 5312, 6752, 13504, 17513, 18049, 35026, 36098, 70052, 72196, 140104, 144392, 280208, 288784, 560416, 577568, 1120832, 1155136, 1498067, 2996134, 3808339, 5992268, 7616678, 11984536, 15233356, 23969072, 30466712, 47938144, 60933424, 95876288, 121866848, 243733696, 316092137, 632184274, 1264368548, 2528737096, 5057474192, 10114948384, 20229896768]

約数ペア:

[(1, 20229896768), (2, 10114948384), (4, 5057474192), (8, 2528737096), (16, 1264368548), (32, 632184274), (64, 316092137), (83, 243733696), (166, 121866848), (211, 95876288), (332, 60933424), (422, 47938144), (664, 30466712), (844, 23969072), (1328, 15233356), (1688, 11984536), (2656, 7616678), (3376, 5992268), (5312, 3808339), (6752, 2996134), (13504, 1498067), (17513, 1155136), (18049, 1120832), (35026, 577568), (36098, 560416), (70052, 288784), (72196, 280208), (140104, 144392)]