20341516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{30091}}^1$

素因数の和:30121

約数の個数: 18

約数和(自身を含む): 38547852

約数和(自身を除く): 18206336

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 30091, 60182, 120364, 391183, 782366, 1564732, 5085379, 10170758, 20341516]

約数ペア:

[(1, 20341516), (2, 10170758), (4, 5085379), (13, 1564732), (26, 782366), (52, 391183), (169, 120364), (338, 60182), (676, 30091)]