About the Number

200013855

200013854 ← → 200013856

2進数表記:1011111010111111100000011111

漢数字表記:二億一万三千八百五十五

素因数分解:

3 1 × 5 1 × 19 2 × 43 1 × 859 1

素因数の和:948
約数の個数: 48
約数和(自身を含む): 346008960
約数和(自身を除く): 145995105

約数列:
[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 361, 645, 817, 859, 1083, 1805, 2451, 2577, 4085, 4295, 5415, 12255, 12885, 15523, 16321, 36937, 46569, 48963, 77615, 81605, 110811, 184685, 232845, 244815, 310099, 554055, 701803, 930297, 1550495, 2105409, 3509015, 4651485, 10527045, 13334257, 40002771, 66671285, 200013855]

約数ペア:
[(1, 200013855), (3, 66671285), (5, 40002771), (15, 13334257), (19, 10527045), (43, 4651485), (57, 3509015), (95, 2105409), (129, 1550495), (215, 930297), (285, 701803), (361, 554055), (645, 310099), (817, 244815), (859, 232845), (1083, 184685), (1805, 110811), (2451, 81605), (2577, 77615), (4085, 48963), (4295, 46569), (5415, 36937), (12255, 16321), (12885, 15523)]

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