About the Number

12318904

12318903 ← → 12318905

2進数表記:101110111111100010111000

漢数字表記:千二百三十一万八千九百四

素因数分解:

2 3 × 13 1 × 31 1 × 3821 1

素因数の和:3871
約数の個数: 32
約数和(自身を含む): 25683840
約数和(自身を除く): 13364936

約数列:
[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 3821, 7642, 15284, 30568, 49673, 99346, 118451, 198692, 236902, 397384, 473804, 947608, 1539863, 3079726, 6159452, 12318904]

約数ペア:
[(1, 12318904), (2, 6159452), (4, 3079726), (8, 1539863), (13, 947608), (26, 473804), (31, 397384), (52, 236902), (62, 198692), (104, 118451), (124, 99346), (248, 49673), (403, 30568), (806, 15284), (1612, 7642), (3224, 3821)]

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