20171726

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:827

約数の個数: 16

約数和(自身を含む): 30776928

約数和(自身を除く): 10605202

約数列:

[1, 2, 103, 181, 206, 362, 541, 1082, 18643, 37286, 55723, 97921, 111446, 195842, 10085863, 20171726]

約数ペア:

[(1, 20171726), (2, 10085863), (103, 195842), (181, 111446), (206, 97921), (362, 55723), (541, 37286), (1082, 18643)]