18932260

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1153}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 39840696

約数和(自身を除く): 20908436

約数列:

[1, 2, 4, 5, 10, 20, 821, 1153, 1642, 2306, 3284, 4105, 4612, 5765, 8210, 11530, 16420, 23060, 946613, 1893226, 3786452, 4733065, 9466130, 18932260]

約数ペア:

[(1, 18932260), (2, 9466130), (4, 4733065), (5, 3786452), (10, 1893226), (20, 946613), (821, 23060), (1153, 16420), (1642, 11530), (2306, 8210), (3284, 5765), (4105, 4612)]