18831105

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13499}}^1$

素因数の和:13541

約数の個数: 24

約数和(自身を含む): 33696000

約数和(自身を除く): 14864895

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13499, 40497, 67495, 121491, 202485, 418469, 607455, 1255407, 2092345, 3766221, 6277035, 18831105]

約数ペア:

[(1, 18831105), (3, 6277035), (5, 3766221), (9, 2092345), (15, 1255407), (31, 607455), (45, 418469), (93, 202485), (155, 121491), (279, 67495), (465, 40497), (1395, 13499)]