20725001

素因数分解:

${\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 23822208

約数和(自身を除く): 3097207

約数列:

[1, 11, 23, 121, 253, 677, 1331, 2783, 7447, 15571, 30613, 81917, 171281, 901087, 1884091, 20725001]

約数ペア:

[(1, 20725001), (11, 1884091), (23, 901087), (121, 171281), (253, 81917), (677, 30613), (1331, 15571), (2783, 7447)]