18680156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{424549}}^1$

素因数の和:424564

約数の個数: 12

約数和(自身を含む): 35662200

約数和(自身を除く): 16982044

約数列:

[1, 2, 4, 11, 22, 44, 424549, 849098, 1698196, 4670039, 9340078, 18680156]

約数ペア:

[(1, 18680156), (2, 9340078), (4, 4670039), (11, 1698196), (22, 849098), (44, 424549)]