About the Number

1118090990

1118090989 ← → 1118090991

2進数表記:1000010101001001011011011101110

漢数字表記:十一億千八百九万九百九十

素因数分解:

2 1 × 5 1 × 47 1 × 2378917 1

素因数の和:2378971
約数の個数: 16
約数和(自身を含む): 2055385152
約数和(自身を除く): 937294162

約数列:
[1, 2, 5, 10, 47, 94, 235, 470, 2378917, 4757834, 11894585, 23789170, 111809099, 223618198, 559045495, 1118090990]

約数ペア:
[(1, 1118090990), (2, 559045495), (5, 223618198), (10, 111809099), (47, 23789170), (94, 11894585), (235, 4757834), (470, 2378917)]

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