2018003211

素因数分解:

$3^2\times 7^2\times {\mathrm{4575971}}^1$

素因数の和:4575991

約数の個数: 18

約数和(自身を含む): 3390795252

約数和(自身を除く): 1372792041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4575971, 13727913, 32031797, 41183739, 96095391, 224222579, 288286173, 672667737, 2018003211]

約数ペア:

[(1, 2018003211), (3, 672667737), (7, 288286173), (9, 224222579), (21, 96095391), (49, 41183739), (63, 32031797), (147, 13727913), (441, 4575971)]