About the Number

2001918

2001917 ← → 2001919

2進数表記:111101000101111111110

漢数字表記:二百万千九百十八

素因数分解:

2 1 × 3 1 × 31 1 × 47 1 × 229 1

素因数の和:312
約数の個数: 32
約数和(自身を含む): 4239360
約数和(自身を除く): 2237442

約数列:
[1, 2, 3, 6, 31, 47, 62, 93, 94, 141, 186, 229, 282, 458, 687, 1374, 1457, 2914, 4371, 7099, 8742, 10763, 14198, 21297, 21526, 32289, 42594, 64578, 333653, 667306, 1000959, 2001918]

約数ペア:
[(1, 2001918), (2, 1000959), (3, 667306), (6, 333653), (31, 64578), (47, 42594), (62, 32289), (93, 21526), (94, 21297), (141, 14198), (186, 10763), (229, 8742), (282, 7099), (458, 4371), (687, 2914), (1374, 1457)]

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