18145742

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 27994032

約数和(自身を除く): 9848290

約数列:

[1, 2, 43, 86, 257, 514, 821, 1642, 11051, 22102, 35303, 70606, 210997, 421994, 9072871, 18145742]

約数ペア:

[(1, 18145742), (2, 9072871), (43, 421994), (86, 210997), (257, 70606), (514, 35303), (821, 22102), (1642, 11051)]