18596740

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2017}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 39157272

約数和(自身を除く): 20560532

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2017, 2305, 4034, 4610, 8068, 9220, 10085, 20170, 40340, 929837, 1859674, 3719348, 4649185, 9298370, 18596740]

約数ペア:

[(1, 18596740), (2, 9298370), (4, 4649185), (5, 3719348), (10, 1859674), (20, 929837), (461, 40340), (922, 20170), (1844, 10085), (2017, 9220), (2305, 8068), (4034, 4610)]