18069039

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 26735280

約数和(自身を除く): 8666241

約数列:

[1, 3, 9, 109, 113, 163, 327, 339, 489, 981, 1017, 1467, 12317, 17767, 18419, 36951, 53301, 55257, 110853, 159903, 165771, 2007671, 6023013, 18069039]

約数ペア:

[(1, 18069039), (3, 6023013), (9, 2007671), (109, 165771), (113, 159903), (163, 110853), (327, 55257), (339, 53301), (489, 36951), (981, 18419), (1017, 17767), (1467, 12317)]