19118492

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1279}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 34728960

約数和(自身を除く): 15610468

約数列:

[1, 2, 4, 37, 74, 101, 148, 202, 404, 1279, 2558, 3737, 5116, 7474, 14948, 47323, 94646, 129179, 189292, 258358, 516716, 4779623, 9559246, 19118492]

約数ペア:

[(1, 19118492), (2, 9559246), (4, 4779623), (37, 516716), (74, 258358), (101, 189292), (148, 129179), (202, 94646), (404, 47323), (1279, 14948), (2558, 7474), (3737, 5116)]