About the Number

11518990

11518989 ← → 11518991

2進数表記:101011111100010000001110

漢数字表記:千百五十一万八千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 79 1 × 2083 1

素因数の和:2176
約数の個数: 32
約数和(自身を含む): 24007680
約数和(自身を除く): 12488690

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2083, 2765, 4166, 5530, 10415, 14581, 20830, 29162, 72905, 145810, 164557, 329114, 822785, 1151899, 1645570, 2303798, 5759495, 11518990]

約数ペア:
[(1, 11518990), (2, 5759495), (5, 2303798), (7, 1645570), (10, 1151899), (14, 822785), (35, 329114), (70, 164557), (79, 145810), (158, 72905), (395, 29162), (553, 20830), (790, 14581), (1106, 10415), (2083, 5530), (2765, 4166)]

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