20159778

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{32621}}^1$

素因数の和:32729

約数の個数: 16

約数和(自身を含む): 40712256

約数和(自身を除く): 20552478

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 32621, 65242, 97863, 195726, 3359963, 6719926, 10079889, 20159778]

約数ペア:

[(1, 20159778), (2, 10079889), (3, 6719926), (6, 3359963), (103, 195726), (206, 97863), (309, 65242), (618, 32621)]