About the Number

201821190

201821189 ← → 201821191

2進数表記:1100000001111000110000000110

漢数字表記:二億百八十二万千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 461 1 × 14593 1

素因数の和:15064
約数の個数: 32
約数和(自身を含む): 485454816
約数和(自身を除く): 283633626

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 2305, 2766, 4610, 6915, 13830, 14593, 29186, 43779, 72965, 87558, 145930, 218895, 437790, 6727373, 13454746, 20182119, 33636865, 40364238, 67273730, 100910595, 201821190]

約数ペア:
[(1, 201821190), (2, 100910595), (3, 67273730), (5, 40364238), (6, 33636865), (10, 20182119), (15, 13454746), (30, 6727373), (461, 437790), (922, 218895), (1383, 145930), (2305, 87558), (2766, 72965), (4610, 43779), (6915, 29186), (13830, 14593)]

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