18162727

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 21807360

約数和(自身を除く): 3644633

約数列:

[1, 11, 19, 43, 47, 209, 473, 517, 817, 893, 1849, 2021, 8987, 9823, 20339, 22231, 35131, 38399, 86903, 386441, 422389, 955933, 1651157, 18162727]

約数ペア:

[(1, 18162727), (11, 1651157), (19, 955933), (43, 422389), (47, 386441), (209, 86903), (473, 38399), (517, 35131), (817, 22231), (893, 20339), (1849, 9823), (2021, 8987)]