19988166

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{302851}}^1$

素因数の和:302867

約数の個数: 16

約数和(自身を含む): 43610688

約数和(自身を除く): 23622522

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 302851, 605702, 908553, 1817106, 3331361, 6662722, 9994083, 19988166]

約数ペア:

[(1, 19988166), (2, 9994083), (3, 6662722), (6, 3331361), (11, 1817106), (22, 908553), (33, 605702), (66, 302851)]