19490007

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 28275696

約数和(自身を除く): 8785689

約数列:

[1, 3, 17, 47, 51, 141, 173, 519, 799, 2209, 2397, 2941, 6627, 8131, 8823, 24393, 37553, 112659, 138227, 382157, 414681, 1146471, 6496669, 19490007]

約数ペア:

[(1, 19490007), (3, 6496669), (17, 1146471), (47, 414681), (51, 382157), (141, 138227), (173, 112659), (519, 37553), (799, 24393), (2209, 8823), (2397, 8131), (2941, 6627)]