18638631

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3191}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 11238489

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 531, 649, 1947, 3191, 5841, 9573, 28719, 35101, 105303, 188269, 315909, 564807, 1694421, 2070959, 6212877, 18638631]

約数ペア:

[(1, 18638631), (3, 6212877), (9, 2070959), (11, 1694421), (33, 564807), (59, 315909), (99, 188269), (177, 105303), (531, 35101), (649, 28719), (1947, 9573), (3191, 5841)]