20734144

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 56

約数和(自身を含む): 43086528

約数和(自身を除く): 22352384

約数列:

[1, 2, 4, 8, 16, 32, 47, 61, 64, 94, 113, 122, 188, 226, 244, 376, 452, 488, 752, 904, 976, 1504, 1808, 1952, 2867, 3008, 3616, 3904, 5311, 5734, 6893, 7232, 10622, 11468, 13786, 21244, 22936, 27572, 42488, 45872, 55144, 84976, 91744, 110288, 169952, 183488, 220576, 323971, 339904, 441152, 647942, 1295884, 2591768, 5183536, 10367072, 20734144]

約数ペア:

[(1, 20734144), (2, 10367072), (4, 5183536), (8, 2591768), (16, 1295884), (32, 647942), (47, 441152), (61, 339904), (64, 323971), (94, 220576), (113, 183488), (122, 169952), (188, 110288), (226, 91744), (244, 84976), (376, 55144), (452, 45872), (488, 42488), (752, 27572), (904, 22936), (976, 21244), (1504, 13786), (1808, 11468), (1952, 10622), (2867, 7232), (3008, 6893), (3616, 5734), (3904, 5311)]