18945333

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{1933}}^1$

素因数の和:1967

約数の個数: 30

約数和(自身を含む): 31123862

約数和(自身を除く): 12178529

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 297, 363, 891, 1089, 1933, 3267, 5799, 9801, 17397, 21263, 52191, 63789, 156573, 191367, 233893, 574101, 701679, 1722303, 2105037, 6315111, 18945333]

約数ペア:

[(1, 18945333), (3, 6315111), (9, 2105037), (11, 1722303), (27, 701679), (33, 574101), (81, 233893), (99, 191367), (121, 156573), (297, 63789), (363, 52191), (891, 21263), (1089, 17397), (1933, 9801), (3267, 5799)]