19392451870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2437}}^1\times {\mathrm{72341}}^1$

素因数の和:74796

約数の個数: 32

約数和(自身を含む): 38095875936

約数和(自身を除く): 18703424066

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2437, 4874, 12185, 24370, 26807, 53614, 72341, 134035, 144682, 268070, 361705, 723410, 795751, 1591502, 3978755, 7957510, 176295017, 352590034, 881475085, 1762950170, 1939245187, 3878490374, 9696225935, 19392451870]

約数ペア:

[(1, 19392451870), (2, 9696225935), (5, 3878490374), (10, 1939245187), (11, 1762950170), (22, 881475085), (55, 352590034), (110, 176295017), (2437, 7957510), (4874, 3978755), (12185, 1591502), (24370, 795751), (26807, 723410), (53614, 361705), (72341, 268070), (134035, 144682)]