19661236

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9619}}^1$

素因数の和:9703

約数の個数: 24

約数和(自身を含む): 39865280

約数和(自身を除く): 20204044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9619, 19238, 38476, 67333, 134666, 269332, 702187, 1404374, 2808748, 4915309, 9830618, 19661236]

約数ペア:

[(1, 19661236), (2, 9830618), (4, 4915309), (7, 2808748), (14, 1404374), (28, 702187), (73, 269332), (146, 134666), (292, 67333), (511, 38476), (1022, 19238), (2044, 9619)]