18528183

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{3877}}^1$

素因数の和:3948

約数の個数: 20

約数和(自身を含む): 28154280

約数和(自身を除く): 9626097

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 3877, 4779, 11631, 34893, 104679, 228743, 314037, 686229, 2058687, 6176061, 18528183]

約数ペア:

[(1, 18528183), (3, 6176061), (9, 2058687), (27, 686229), (59, 314037), (81, 228743), (177, 104679), (531, 34893), (1593, 11631), (3877, 4779)]