19290256

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6661}}^1$

素因数の和:6850

約数の個数: 20

約数和(自身を含む): 37587004

約数和(自身を除く): 18296748

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6661, 13322, 26644, 53288, 106576, 1205641, 2411282, 4822564, 9645128, 19290256]

約数ペア:

[(1, 19290256), (2, 9645128), (4, 4822564), (8, 2411282), (16, 1205641), (181, 106576), (362, 53288), (724, 26644), (1448, 13322), (2896, 6661)]