19681210

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17417}}^1$

素因数の和:17537

約数の個数: 16

約数和(自身を含む): 35741736

約数和(自身を除く): 16060526

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 17417, 34834, 87085, 174170, 1968121, 3936242, 9840605, 19681210]

約数ペア:

[(1, 19681210), (2, 9840605), (5, 3936242), (10, 1968121), (113, 174170), (226, 87085), (565, 34834), (1130, 17417)]