19535216

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{3623}}^1$

素因数の和:3968

約数の個数: 20

約数和(自身を含む): 37972272

約数和(自身を除く): 18437056

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 3623, 5392, 7246, 14492, 28984, 57968, 1220951, 2441902, 4883804, 9767608, 19535216]

約数ペア:

[(1, 19535216), (2, 9767608), (4, 4883804), (8, 2441902), (16, 1220951), (337, 57968), (674, 28984), (1348, 14492), (2696, 7246), (3623, 5392)]