About the Number

51388942

51388941 ← → 51388943

2進数表記:11000100000010001000001110

漢数字表記:五千百三十八万八千九百四十二

素因数分解:

2 1 × 11 2 × 131 1 × 1621 1

素因数の和:1776
約数の個数: 24
約数和(自身を含む): 85427496
約数和(自身を除く): 34038554

約数列:
[1, 2, 11, 22, 121, 131, 242, 262, 1441, 1621, 2882, 3242, 15851, 17831, 31702, 35662, 196141, 212351, 392282, 424702, 2335861, 4671722, 25694471, 51388942]

約数ペア:
[(1, 51388942), (2, 25694471), (11, 4671722), (22, 2335861), (121, 424702), (131, 392282), (242, 212351), (262, 196141), (1441, 35662), (1621, 31702), (2882, 17831), (3242, 15851)]

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