18731006

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43159}}^1$

素因数の和:43199

約数の個数: 16

約数和(自身を含む): 33146880

約数和(自身を除く): 14415874

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 43159, 86318, 302113, 604226, 1337929, 2675858, 9365503, 18731006]

約数ペア:

[(1, 18731006), (2, 9365503), (7, 2675858), (14, 1337929), (31, 604226), (62, 302113), (217, 86318), (434, 43159)]