About the Number

19808842

19808841 ← → 19808843

2進数表記:1001011100100001001001010

漢数字表記:千九百八十万八千八百四十二

素因数分解:

2 1 × 17 1 × 23 1 × 73 1 × 347 1

素因数の和:462
約数の個数: 32
約数和(自身を含む): 33374592
約数和(自身を除く): 13565750

約数列:
[1, 2, 17, 23, 34, 46, 73, 146, 347, 391, 694, 782, 1241, 1679, 2482, 3358, 5899, 7981, 11798, 15962, 25331, 28543, 50662, 57086, 135677, 271354, 430627, 582613, 861254, 1165226, 9904421, 19808842]

約数ペア:
[(1, 19808842), (2, 9904421), (17, 1165226), (23, 861254), (34, 582613), (46, 430627), (73, 271354), (146, 135677), (347, 57086), (391, 50662), (694, 28543), (782, 25331), (1241, 15962), (1679, 11798), (2482, 7981), (3358, 5899)]

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