About the Number

2012088981

2012088980 ← → 2012088982

2進数表記:1110111111011100000101010010101

漢数字表記:二十億千二百八万八千九百八十一

素因数分解:

3 1 × 7 1 × 41 1 × 43 1 × 54347 1

素因数の和:54441
約数の個数: 32
約数和(自身を含む): 3213923328
約数和(自身を除く): 1201834347

約数列:
[1, 3, 7, 21, 41, 43, 123, 129, 287, 301, 861, 903, 1763, 5289, 12341, 37023, 54347, 163041, 380429, 1141287, 2228227, 2336921, 6684681, 7010763, 15597589, 16358447, 46792767, 49075341, 95813761, 287441283, 670696327, 2012088981]

約数ペア:
[(1, 2012088981), (3, 670696327), (7, 287441283), (21, 95813761), (41, 49075341), (43, 46792767), (123, 16358447), (129, 15597589), (287, 7010763), (301, 6684681), (861, 2336921), (903, 2228227), (1763, 1141287), (5289, 380429), (12341, 163041), (37023, 54347)]

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