18158465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16433}}^1$

素因数の和:16468

約数の個数: 16

約数和(自身を含む): 24848208

約数和(自身を除く): 6689743

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 16433, 82165, 213629, 279361, 1068145, 1396805, 3631693, 18158465]

約数ペア:

[(1, 18158465), (5, 3631693), (13, 1396805), (17, 1068145), (65, 279361), (85, 213629), (221, 82165), (1105, 16433)]