About the Number

1331992016

1331992015 ← → 1331992017

2進数表記:1001111011001001001010111010000

漢数字表記:十三億三千百九十九万二千十六

素因数分解:

2 4 × 389 1 × 214009 1

素因数の和:214406
約数の個数: 20
約数和(自身を含む): 2587380900
約数和(自身を除く): 1255388884

約数列:
[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 214009, 428018, 856036, 1712072, 3424144, 83249501, 166499002, 332998004, 665996008, 1331992016]

約数ペア:
[(1, 1331992016), (2, 665996008), (4, 332998004), (8, 166499002), (16, 83249501), (389, 3424144), (778, 1712072), (1556, 856036), (3112, 428018), (6224, 214009)]

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