About the Number

20189982

20189981 ← → 20189983

2進数表記:1001101000001001100011110

漢数字表記:二千十八万九千九百八十二

素因数分解:

2 1 × 3 1 × 17 1 × 131 1 × 1511 1

素因数の和:1664
約数の個数: 32
約数和(自身を含む): 43110144
約数和(自身を除く): 22920162

約数列:
[1, 2, 3, 6, 17, 34, 51, 102, 131, 262, 393, 786, 1511, 2227, 3022, 4454, 4533, 6681, 9066, 13362, 25687, 51374, 77061, 154122, 197941, 395882, 593823, 1187646, 3364997, 6729994, 10094991, 20189982]

約数ペア:
[(1, 20189982), (2, 10094991), (3, 6729994), (6, 3364997), (17, 1187646), (34, 593823), (51, 395882), (102, 197941), (131, 154122), (262, 77061), (393, 51374), (786, 25687), (1511, 13362), (2227, 9066), (3022, 6681), (4454, 4533)]

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