18123516

素因数分解:

$2^2\times 3^2\times {\mathrm{503431}}^1$

素因数の和:503441

約数の個数: 18

約数和(自身を含む): 45812312

約数和(自身を除く): 27688796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 503431, 1006862, 1510293, 2013724, 3020586, 4530879, 6041172, 9061758, 18123516]

約数ペア:

[(1, 18123516), (2, 9061758), (3, 6041172), (4, 4530879), (6, 3020586), (9, 2013724), (12, 1510293), (18, 1006862), (36, 503431)]