20480001

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 27832896

約数和(自身を除く): 7352895

約数列:

[1, 3, 83, 233, 249, 353, 699, 1059, 19339, 29299, 58017, 82249, 87897, 246747, 6826667, 20480001]

約数ペア:

[(1, 20480001), (3, 6826667), (83, 246747), (233, 87897), (249, 82249), (353, 58017), (699, 29299), (1059, 19339)]