208156628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{6899}}^1$

素因数の和:7319

約数の個数: 24

約数和(自身を含む): 384468000

約数和(自身を除く): 176311372

約数列:

[1, 2, 4, 19, 38, 76, 397, 794, 1588, 6899, 7543, 13798, 15086, 27596, 30172, 131081, 262162, 524324, 2738903, 5477806, 10955612, 52039157, 104078314, 208156628]

約数ペア:

[(1, 208156628), (2, 104078314), (4, 52039157), (19, 10955612), (38, 5477806), (76, 2738903), (397, 524324), (794, 262162), (1588, 131081), (6899, 30172), (7543, 27596), (13798, 15086)]