18340911

素因数分解:

$3^6\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 28

約数和(自身を含む): 27849640

約数和(自身を除く): 9508729

約数列:

[1, 3, 9, 27, 81, 139, 181, 243, 417, 543, 729, 1251, 1629, 3753, 4887, 11259, 14661, 25159, 33777, 43983, 75477, 101331, 131949, 226431, 679293, 2037879, 6113637, 18340911]

約数ペア:

[(1, 18340911), (3, 6113637), (9, 2037879), (27, 679293), (81, 226431), (139, 131949), (181, 101331), (243, 75477), (417, 43983), (543, 33777), (729, 25159), (1251, 14661), (1629, 11259), (3753, 4887)]