19481451

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13729}}^1$

素因数の和:13786

約数の個数: 16

約数和(自身を含む): 28997760

約数和(自身を除く): 9516309

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 13729, 41187, 151019, 453057, 590347, 1771041, 6493817, 19481451]

約数ペア:

[(1, 19481451), (3, 6493817), (11, 1771041), (33, 590347), (43, 453057), (129, 151019), (473, 41187), (1419, 13729)]