209891824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{11437}}^1$

素因数の和:11513

約数の個数: 40

約数和(自身を含む): 431166848

約数和(自身を除く): 221275024

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 4588, 9176, 11437, 18352, 22874, 45748, 91496, 182992, 354547, 423169, 709094, 846338, 1418188, 1692676, 2836376, 3385352, 5672752, 6770704, 13118239, 26236478, 52472956, 104945912, 209891824]

約数ペア:

[(1, 209891824), (2, 104945912), (4, 52472956), (8, 26236478), (16, 13118239), (31, 6770704), (37, 5672752), (62, 3385352), (74, 2836376), (124, 1692676), (148, 1418188), (248, 846338), (296, 709094), (496, 423169), (592, 354547), (1147, 182992), (2294, 91496), (4588, 45748), (9176, 22874), (11437, 18352)]