About the Number

208038404

208038403 ← → 208038405

2進数表記:1100011001100110101000000100

漢数字表記:二億八百三万八千四百四

素因数分解:

2 2 × 7 1 × 23 1 × 211 1 × 1531 1

素因数の和:1776
約数の個数: 48
約数和(自身を含む): 436509696
約数和(自身を除く): 228471292

約数列:
[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 211, 322, 422, 644, 844, 1477, 1531, 2954, 3062, 4853, 5908, 6124, 9706, 10717, 19412, 21434, 33971, 35213, 42868, 67942, 70426, 135884, 140852, 246491, 323041, 492982, 646082, 985964, 1292164, 2261287, 4522574, 7429943, 9045148, 14859886, 29719772, 52009601, 104019202, 208038404]

約数ペア:
[(1, 208038404), (2, 104019202), (4, 52009601), (7, 29719772), (14, 14859886), (23, 9045148), (28, 7429943), (46, 4522574), (92, 2261287), (161, 1292164), (211, 985964), (322, 646082), (422, 492982), (644, 323041), (844, 246491), (1477, 140852), (1531, 135884), (2954, 70426), (3062, 67942), (4853, 42868), (5908, 35213), (6124, 33971), (9706, 21434), (10717, 19412)]

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