20218139331292

素因数分解:

$2^2\times 7^1\times {\mathrm{805487}}^1\times {\mathrm{896447}}^1$

素因数の和:1701945

約数の個数: 24

約数和(自身を含む): 40436373970944

約数和(自身を除く): 20218234639652

約数列:

[1, 2, 4, 7, 14, 28, 805487, 896447, 1610974, 1792894, 3221948, 3585788, 5638409, 6275129, 11276818, 12550258, 22553636, 25100516, 722076404689, 1444152809378, 2888305618756, 5054534832823, 10109069665646, 20218139331292]

約数ペア:

[(1, 20218139331292), (2, 10109069665646), (4, 5054534832823), (7, 2888305618756), (14, 1444152809378), (28, 722076404689), (805487, 25100516), (896447, 22553636), (1610974, 12550258), (1792894, 11276818), (3221948, 6275129), (3585788, 5638409)]