19064493

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 33546240

約数和(自身を除く): 14481747

約数列:

[1, 3, 7, 9, 21, 23, 59, 63, 69, 161, 177, 207, 223, 413, 483, 531, 669, 1239, 1357, 1449, 1561, 2007, 3717, 4071, 4683, 5129, 9499, 12213, 13157, 14049, 15387, 28497, 35903, 39471, 46161, 85491, 92099, 107709, 118413, 276297, 302611, 323127, 828891, 907833, 2118277, 2723499, 6354831, 19064493]

約数ペア:

[(1, 19064493), (3, 6354831), (7, 2723499), (9, 2118277), (21, 907833), (23, 828891), (59, 323127), (63, 302611), (69, 276297), (161, 118413), (177, 107709), (207, 92099), (223, 85491), (413, 46161), (483, 39471), (531, 35903), (669, 28497), (1239, 15387), (1357, 14049), (1449, 13157), (1561, 12213), (2007, 9499), (3717, 5129), (4071, 4683)]