18889414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4241}}^1$

素因数の和:4391

約数の個数: 16

約数和(自身を含む): 30236976

約数和(自身を除く): 11347562

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4241, 4454, 8482, 72097, 144194, 555571, 1111142, 9444707, 18889414]

約数ペア:

[(1, 18889414), (2, 9444707), (17, 1111142), (34, 555571), (131, 144194), (262, 72097), (2227, 8482), (4241, 4454)]