18873867710

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2341}}^1\times {\mathrm{3821}}^1$

素因数の和:6380

約数の個数: 32

約数和(自身を含む): 34157489184

約数和(自身を除く): 15283621474

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 2341, 3821, 4682, 7642, 11705, 19105, 23410, 38210, 493951, 806231, 987902, 1612462, 2469755, 4031155, 4939510, 8062310, 8944961, 17889922, 44724805, 89449610, 1887386771, 3774773542, 9436933855, 18873867710]

約数ペア:

[(1, 18873867710), (2, 9436933855), (5, 3774773542), (10, 1887386771), (211, 89449610), (422, 44724805), (1055, 17889922), (2110, 8944961), (2341, 8062310), (3821, 4939510), (4682, 4031155), (7642, 2469755), (11705, 1612462), (19105, 987902), (23410, 806231), (38210, 493951)]