19021887

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 28327104

約数和(自身を除く): 9305217

約数列:

[1, 3, 9, 47, 141, 193, 233, 423, 579, 699, 1737, 2097, 9071, 10951, 27213, 32853, 44969, 81639, 98559, 134907, 404721, 2113543, 6340629, 19021887]

約数ペア:

[(1, 19021887), (3, 6340629), (9, 2113543), (47, 404721), (141, 134907), (193, 98559), (233, 81639), (423, 44969), (579, 32853), (699, 27213), (1737, 10951), (2097, 9071)]