About the Number

10121986

10121985 ← → 10121987

2進数表記:100110100111001100000010

漢数字表記:千十二万千九百八十六

素因数分解:

2 1 × 7 1 × 29 1 × 107 1 × 233 1

素因数の和:378
約数の個数: 32
約数和(自身を含む): 18195840
約数和(自身を除く): 8073854

約数列:
[1, 2, 7, 14, 29, 58, 107, 203, 214, 233, 406, 466, 749, 1498, 1631, 3103, 3262, 6206, 6757, 13514, 21721, 24931, 43442, 47299, 49862, 94598, 174517, 349034, 722999, 1445998, 5060993, 10121986]

約数ペア:
[(1, 10121986), (2, 5060993), (7, 1445998), (14, 722999), (29, 349034), (58, 174517), (107, 94598), (203, 49862), (214, 47299), (233, 43442), (406, 24931), (466, 21721), (749, 13514), (1498, 6757), (1631, 6206), (3103, 3262)]

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