About the Number

12690986

12690985 ← → 12690987

2進数表記:110000011010011000101010

漢数字表記:千二百六十九万九百八十六

素因数分解:

2 1 × 7 1 × 11 1 × 23 1 × 3583 1

素因数の和:3626
約数の個数: 32
約数和(自身を含む): 24772608
約数和(自身を除く): 12081622

約数列:
[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 3583, 7166, 25081, 39413, 50162, 78826, 82409, 164818, 275891, 551782, 576863, 906499, 1153726, 1812998, 6345493, 12690986]

約数ペア:
[(1, 12690986), (2, 6345493), (7, 1812998), (11, 1153726), (14, 906499), (22, 576863), (23, 551782), (46, 275891), (77, 164818), (154, 82409), (161, 78826), (253, 50162), (322, 39413), (506, 25081), (1771, 7166), (3542, 3583)]

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