18886588

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29327}}^1$

素因数の和:29361

約数の個数: 24

約数和(自身を含む): 39416832

約数和(自身を除く): 20530244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 29327, 58654, 117308, 205289, 410578, 674521, 821156, 1349042, 2698084, 4721647, 9443294, 18886588]

約数ペア:

[(1, 18886588), (2, 9443294), (4, 4721647), (7, 2698084), (14, 1349042), (23, 821156), (28, 674521), (46, 410578), (92, 205289), (161, 117308), (322, 58654), (644, 29327)]