19770363

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 30045600

約数和(自身を除く): 10275237

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 641, 1341, 1923, 3427, 5769, 10281, 14743, 30843, 44229, 95509, 132687, 286527, 859581, 2196707, 6590121, 19770363]

約数ペア:

[(1, 19770363), (3, 6590121), (9, 2196707), (23, 859581), (69, 286527), (149, 132687), (207, 95509), (447, 44229), (641, 30843), (1341, 14743), (1923, 10281), (3427, 5769)]