19933016

素因数分解:

$2^3\times {\mathrm{281}}^1\times {\mathrm{8867}}^1$

素因数の和:9154

約数の個数: 16

約数和(自身を含む): 37511640

約数和(自身を除く): 17578624

約数列:

[1, 2, 4, 8, 281, 562, 1124, 2248, 8867, 17734, 35468, 70936, 2491627, 4983254, 9966508, 19933016]

約数ペア:

[(1, 19933016), (2, 9966508), (4, 4983254), (8, 2491627), (281, 70936), (562, 35468), (1124, 17734), (2248, 8867)]