18443493

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 28042560

約数和(自身を除く): 9599067

約数列:

[1, 3, 9, 23, 69, 139, 207, 417, 641, 1251, 1923, 3197, 5769, 9591, 14743, 28773, 44229, 89099, 132687, 267297, 801891, 2049277, 6147831, 18443493]

約数ペア:

[(1, 18443493), (3, 6147831), (9, 2049277), (23, 801891), (69, 267297), (139, 132687), (207, 89099), (417, 44229), (641, 28773), (1251, 14743), (1923, 9591), (3197, 5769)]