19245898

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72353}}^1$

素因数の和:72381

約数の個数: 16

約数和(自身を含む): 34729920

約数和(自身を除く): 15484022

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 72353, 144706, 506471, 1012942, 1374707, 2749414, 9622949, 19245898]

約数ペア:

[(1, 19245898), (2, 9622949), (7, 2749414), (14, 1374707), (19, 1012942), (38, 506471), (133, 144706), (266, 72353)]