2811316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 5261760

約数和(自身を除く): 2450444

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 521, 1042, 1349, 2084, 2698, 5396, 9899, 19798, 36991, 39596, 73982, 147964, 702829, 1405658, 2811316]

約数ペア:

[(1, 2811316), (2, 1405658), (4, 702829), (19, 147964), (38, 73982), (71, 39596), (76, 36991), (142, 19798), (284, 9899), (521, 5396), (1042, 2698), (1349, 2084)]