18674689

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 21417984

約数和(自身を除く): 2743295

約数列:

[1, 11, 23, 223, 253, 331, 2453, 3641, 5129, 7613, 56419, 73813, 83743, 811943, 1697699, 18674689]

約数ペア:

[(1, 18674689), (11, 1697699), (23, 811943), (223, 83743), (253, 73813), (331, 56419), (2453, 7613), (3641, 5129)]