19248897

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 26376192

約数和(自身を除く): 7127295

約数列:

[1, 3, 47, 141, 211, 633, 647, 1941, 9917, 29751, 30409, 91227, 136517, 409551, 6416299, 19248897]

約数ペア:

[(1, 19248897), (3, 6416299), (47, 409551), (141, 136517), (211, 91227), (633, 30409), (647, 29751), (1941, 9917)]