About the Number

23121190

23121189 ← → 23121191

2進数表記:1011000001100110100100110

漢数字表記:二千三百十二万千百九十

素因数分解:

2 1 × 5 1 × 17 1 × 277 1 × 491 1

素因数の和:792
約数の個数: 32
約数和(自身を含む): 44315424
約数和(自身を除く): 21194234

約数列:
[1, 2, 5, 10, 17, 34, 85, 170, 277, 491, 554, 982, 1385, 2455, 2770, 4709, 4910, 8347, 9418, 16694, 23545, 41735, 47090, 83470, 136007, 272014, 680035, 1360070, 2312119, 4624238, 11560595, 23121190]

約数ペア:
[(1, 23121190), (2, 11560595), (5, 4624238), (10, 2312119), (17, 1360070), (34, 680035), (85, 272014), (170, 136007), (277, 83470), (491, 47090), (554, 41735), (982, 23545), (1385, 16694), (2455, 9418), (2770, 8347), (4709, 4910)]

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