18560564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421831}}^1$

素因数の和:421846

約数の個数: 12

約数和(自身を含む): 35433888

約数和(自身を除く): 16873324

約数列:

[1, 2, 4, 11, 22, 44, 421831, 843662, 1687324, 4640141, 9280282, 18560564]

約数ペア:

[(1, 18560564), (2, 9280282), (4, 4640141), (11, 1687324), (22, 843662), (44, 421831)]