19792340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24137}}^1$

素因数の和:24187

約数の個数: 24

約数和(自身を含む): 42579432

約数和(自身を除く): 22787092

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24137, 48274, 96548, 120685, 241370, 482740, 989617, 1979234, 3958468, 4948085, 9896170, 19792340]

約数ペア:

[(1, 19792340), (2, 9896170), (4, 4948085), (5, 3958468), (10, 1979234), (20, 989617), (41, 482740), (82, 241370), (164, 120685), (205, 96548), (410, 48274), (820, 24137)]