About the Number

2018680947

2018680946 ← → 2018680948

2進数表記:1111000010100101010000001110011

漢数字表記:二十億千八百六十八万九百四十七

素因数分解:

3 5 × 683 1 × 12163 1

素因数の和:12861
約数の個数: 24
約数和(自身を含む): 3028544064
約数和(自身を除く): 1009863117

約数列:
[1, 3, 9, 27, 81, 243, 683, 2049, 6147, 12163, 18441, 36489, 55323, 109467, 165969, 328401, 985203, 2955609, 8307329, 24921987, 74765961, 224297883, 672893649, 2018680947]

約数ペア:
[(1, 2018680947), (3, 672893649), (9, 224297883), (27, 74765961), (81, 24921987), (243, 8307329), (683, 2955609), (2049, 985203), (6147, 328401), (12163, 165969), (18441, 109467), (36489, 55323)]

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