18188847

素因数分解:

$3^3\times {\mathrm{31}}^2\times {\mathrm{701}}^1$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 27883440

約数和(自身を除く): 9694593

約数列:

[1, 3, 9, 27, 31, 93, 279, 701, 837, 961, 2103, 2883, 6309, 8649, 18927, 21731, 25947, 65193, 195579, 586737, 673661, 2020983, 6062949, 18188847]

約数ペア:

[(1, 18188847), (3, 6062949), (9, 2020983), (27, 673661), (31, 586737), (93, 195579), (279, 65193), (701, 25947), (837, 21731), (961, 18927), (2103, 8649), (2883, 6309)]