19733691

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 27238400

約数和(自身を除く): 7504709

約数列:

[1, 3, 37, 111, 139, 417, 1279, 3837, 5143, 15429, 47323, 141969, 177781, 533343, 6577897, 19733691]

約数ペア:

[(1, 19733691), (3, 6577897), (37, 533343), (111, 177781), (139, 141969), (417, 47323), (1279, 15429), (3837, 5143)]