19240265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{991}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 25284096

約数和(自身を除く): 6043831

約数列:

[1, 5, 11, 55, 353, 991, 1765, 3883, 4955, 10901, 19415, 54505, 349823, 1749115, 3848053, 19240265]

約数ペア:

[(1, 19240265), (5, 3848053), (11, 1749115), (55, 349823), (353, 54505), (991, 19415), (1765, 10901), (3883, 4955)]