20786784186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13376309}}^1$

素因数の和:13376358

約数の個数: 32

約数和(自身を含む): 48796778880

約数和(自身を除く): 28009994694

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13376309, 26752618, 40128927, 80257854, 93634163, 187268326, 280902489, 494923433, 561804978, 989846866, 1484770299, 2969540598, 3464464031, 6928928062, 10393392093, 20786784186]

約数ペア:

[(1, 20786784186), (2, 10393392093), (3, 6928928062), (6, 3464464031), (7, 2969540598), (14, 1484770299), (21, 989846866), (37, 561804978), (42, 494923433), (74, 280902489), (111, 187268326), (222, 93634163), (259, 80257854), (518, 40128927), (777, 26752618), (1554, 13376309)]