19475037

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 30436224

約数和(自身を除く): 10961187

約数列:

[1, 3, 9, 29, 31, 83, 87, 93, 249, 261, 279, 747, 841, 899, 2407, 2523, 2573, 2697, 7221, 7569, 7719, 8091, 21663, 23157, 26071, 69803, 74617, 78213, 209409, 223851, 234639, 628227, 671553, 2163893, 6491679, 19475037]

約数ペア:

[(1, 19475037), (3, 6491679), (9, 2163893), (29, 671553), (31, 628227), (83, 234639), (87, 223851), (93, 209409), (249, 78213), (261, 74617), (279, 69803), (747, 26071), (841, 23157), (899, 21663), (2407, 8091), (2523, 7719), (2573, 7569), (2697, 7221)]