19137771

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1567}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 29352960

約数和(自身を除く): 10215189

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 531, 1357, 1567, 4071, 4701, 12213, 14103, 36041, 92453, 108123, 277359, 324369, 832077, 2126419, 6379257, 19137771]

約数ペア:

[(1, 19137771), (3, 6379257), (9, 2126419), (23, 832077), (59, 324369), (69, 277359), (177, 108123), (207, 92453), (531, 36041), (1357, 14103), (1567, 12213), (4071, 4701)]