About the Number

2118420816

2118420815 ← → 2118420817

2進数表記:1111110010001001000100101010000

漢数字表記:二十一億千八百四十二万八百十六

素因数分解:

2 4 × 3 1 × 263 1 × 167809 1

素因数の和:168083
約数の個数: 40
約数和(自身を含む): 5493428160
約数和(自身を除く): 3375007344

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 263, 526, 789, 1052, 1578, 2104, 3156, 4208, 6312, 12624, 167809, 335618, 503427, 671236, 1006854, 1342472, 2013708, 2684944, 4027416, 8054832, 44133767, 88267534, 132401301, 176535068, 264802602, 353070136, 529605204, 706140272, 1059210408, 2118420816]

約数ペア:
[(1, 2118420816), (2, 1059210408), (3, 706140272), (4, 529605204), (6, 353070136), (8, 264802602), (12, 176535068), (16, 132401301), (24, 88267534), (48, 44133767), (263, 8054832), (526, 4027416), (789, 2684944), (1052, 2013708), (1578, 1342472), (2104, 1006854), (3156, 671236), (4208, 503427), (6312, 335618), (12624, 167809)]

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