15520624

素因数分解:

$2^4\times 7^1\times {\mathrm{138577}}^1$

素因数の和:138592

約数の個数: 20

約数和(自身を含む): 34367344

約数和(自身を除く): 18846720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 138577, 277154, 554308, 970039, 1108616, 1940078, 2217232, 3880156, 7760312, 15520624]

約数ペア:

[(1, 15520624), (2, 7760312), (4, 3880156), (7, 2217232), (8, 1940078), (14, 1108616), (16, 970039), (28, 554308), (56, 277154), (112, 138577)]