About the Number

1997162804

1997162803 ← → 1997162805

2進数表記:1110111000010100100100100110100

漢数字表記:十九億九千七百十六万二千八百四

素因数分解:

2 2 × 7 1 × 13 1 × 5486711 1

素因数の和:5486735
約数の個数: 24
約数和(自身を含む): 4301582208
約数和(自身を除く): 2304419404

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 5486711, 10973422, 21946844, 38406977, 71327243, 76813954, 142654486, 153627908, 285308972, 499290701, 998581402, 1997162804]

約数ペア:
[(1, 1997162804), (2, 998581402), (4, 499290701), (7, 285308972), (13, 153627908), (14, 142654486), (26, 76813954), (28, 71327243), (52, 38406977), (91, 21946844), (182, 10973422), (364, 5486711)]

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