19995078

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{49739}}^1$

素因数の和:49811

約数の個数: 16

約数和(自身を含む): 40587840

約数和(自身を除く): 20592762

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 49739, 99478, 149217, 298434, 3332513, 6665026, 9997539, 19995078]

約数ペア:

[(1, 19995078), (2, 9997539), (3, 6665026), (6, 3332513), (67, 298434), (134, 149217), (201, 99478), (402, 49739)]