20722809745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{10957}}^1$

素因数の和:11361

約数の個数: 32

約数和(自身を含む): 27437429376

約数和(自身を除く): 6714619631

約数列:

[1, 5, 11, 55, 137, 251, 685, 1255, 1507, 2761, 7535, 10957, 13805, 34387, 54785, 120527, 171935, 378257, 602635, 1501109, 1891285, 2750207, 7505545, 13751035, 16512199, 30252277, 82560995, 151261385, 376778359, 1883891795, 4144561949, 20722809745]

約数ペア:

[(1, 20722809745), (5, 4144561949), (11, 1883891795), (55, 376778359), (137, 151261385), (251, 82560995), (685, 30252277), (1255, 16512199), (1507, 13751035), (2761, 7505545), (7535, 2750207), (10957, 1891285), (13805, 1501109), (34387, 602635), (54785, 378257), (120527, 171935)]