19196656

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11213}}^1$

素因数の和:11328

約数の個数: 20

約数和(自身を含む): 37544472

約数和(自身を除く): 18347816

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11213, 22426, 44852, 89704, 179408, 1199791, 2399582, 4799164, 9598328, 19196656]

約数ペア:

[(1, 19196656), (2, 9598328), (4, 4799164), (8, 2399582), (16, 1199791), (107, 179408), (214, 89704), (428, 44852), (856, 22426), (1712, 11213)]