3987644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 7459200

約数和(自身を除く): 3471556

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 739, 1349, 1478, 2698, 2956, 5396, 14041, 28082, 52469, 56164, 104938, 209876, 996911, 1993822, 3987644]

約数ペア:

[(1, 3987644), (2, 1993822), (4, 996911), (19, 209876), (38, 104938), (71, 56164), (76, 52469), (142, 28082), (284, 14041), (739, 5396), (1349, 2956), (1478, 2698)]