About the Number

108051988

108051987 ← → 108051989

2進数表記:110011100001011111000010100

漢数字表記:一億八百五万千九百八十八

素因数分解:

2 2 × 11 1 × 31 1 × 37 1 × 2141 1

素因数の和:2224
約数の個数: 48
約数和(自身を含む): 218792448
約数和(自身を除く): 110740460

約数列:
[1, 2, 4, 11, 22, 31, 37, 44, 62, 74, 124, 148, 341, 407, 682, 814, 1147, 1364, 1628, 2141, 2294, 4282, 4588, 8564, 12617, 23551, 25234, 47102, 50468, 66371, 79217, 94204, 132742, 158434, 265484, 316868, 730081, 871387, 1460162, 1742774, 2455727, 2920324, 3485548, 4911454, 9822908, 27012997, 54025994, 108051988]

約数ペア:
[(1, 108051988), (2, 54025994), (4, 27012997), (11, 9822908), (22, 4911454), (31, 3485548), (37, 2920324), (44, 2455727), (62, 1742774), (74, 1460162), (124, 871387), (148, 730081), (341, 316868), (407, 265484), (682, 158434), (814, 132742), (1147, 94204), (1364, 79217), (1628, 66371), (2141, 50468), (2294, 47102), (4282, 25234), (4588, 23551), (8564, 12617)]

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