20156301

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 32532864

約数和(自身を除く): 12376563

約数列:

[1, 3, 9, 11, 33, 83, 99, 121, 223, 249, 363, 669, 747, 913, 1089, 2007, 2453, 2739, 7359, 8217, 10043, 18509, 22077, 26983, 30129, 55527, 80949, 90387, 166581, 203599, 242847, 610797, 1832391, 2239589, 6718767, 20156301]

約数ペア:

[(1, 20156301), (3, 6718767), (9, 2239589), (11, 1832391), (33, 610797), (83, 242847), (99, 203599), (121, 166581), (223, 90387), (249, 80949), (363, 55527), (669, 30129), (747, 26983), (913, 22077), (1089, 18509), (2007, 10043), (2453, 8217), (2739, 7359)]