19411390

素因数分解:

$2^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4483}}^1$

素因数の和:4923

約数の個数: 16

約数和(自身を含む): 35029008

約数和(自身を除く): 15617618

約数列:

[1, 2, 5, 10, 433, 866, 2165, 4330, 4483, 8966, 22415, 44830, 1941139, 3882278, 9705695, 19411390]

約数ペア:

[(1, 19411390), (2, 9705695), (5, 3882278), (10, 1941139), (433, 44830), (866, 22415), (2165, 8966), (4330, 4483)]