19440970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47417}}^1$

素因数の和:47465

約数の個数: 16

約数和(自身を含む): 35848008

約数和(自身を除く): 16407038

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47417, 94834, 237085, 474170, 1944097, 3888194, 9720485, 19440970]

約数ペア:

[(1, 19440970), (2, 9720485), (5, 3888194), (10, 1944097), (41, 474170), (82, 237085), (205, 94834), (410, 47417)]