19427403

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 26620416

約数和(自身を除く): 7193013

約数列:

[1, 3, 47, 141, 211, 633, 653, 1959, 9917, 29751, 30691, 92073, 137783, 413349, 6475801, 19427403]

約数ペア:

[(1, 19427403), (3, 6475801), (47, 413349), (141, 137783), (211, 92073), (633, 30691), (653, 29751), (1959, 9917)]