19197136

素因数分解:

$2^4\times 7^1\times {\mathrm{171403}}^1$

素因数の和:171418

約数の個数: 20

約数和(自身を含む): 42508192

約数和(自身を除く): 23311056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171403, 342806, 685612, 1199821, 1371224, 2399642, 2742448, 4799284, 9598568, 19197136]

約数ペア:

[(1, 19197136), (2, 9598568), (4, 4799284), (7, 2742448), (8, 2399642), (14, 1371224), (16, 1199821), (28, 685612), (56, 342806), (112, 171403)]