18446751

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40189}}^1$

素因数の和:40215

約数の個数: 16

約数和(自身を含む): 28936800

約数和(自身を除く): 10490049

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40189, 120567, 361701, 683213, 1085103, 2049639, 6148917, 18446751]

約数ペア:

[(1, 18446751), (3, 6148917), (9, 2049639), (17, 1085103), (27, 683213), (51, 361701), (153, 120567), (459, 40189)]