18867244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{428801}}^1$

素因数の和:428816

約数の個数: 12

約数和(自身を含む): 36019368

約数和(自身を除く): 17152124

約数列:

[1, 2, 4, 11, 22, 44, 428801, 857602, 1715204, 4716811, 9433622, 18867244]

約数ペア:

[(1, 18867244), (2, 9433622), (4, 4716811), (11, 1715204), (22, 857602), (44, 428801)]