18319244

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{28097}}^1$

素因数の和:28264

約数の個数: 12

約数和(自身を含む): 32256504

約数和(自身を除く): 13937260

約数列:

[1, 2, 4, 163, 326, 652, 28097, 56194, 112388, 4579811, 9159622, 18319244]

約数ペア:

[(1, 18319244), (2, 9159622), (4, 4579811), (163, 112388), (326, 56194), (652, 28097)]