9902156

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 36

約数和(自身を含む): 19551000

約数和(自身を除く): 9648844

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 451, 484, 499, 902, 998, 1804, 1996, 4961, 5489, 9922, 10978, 19844, 20459, 21956, 40918, 60379, 81836, 120758, 225049, 241516, 450098, 900196, 2475539, 4951078, 9902156]

約数ペア:

[(1, 9902156), (2, 4951078), (4, 2475539), (11, 900196), (22, 450098), (41, 241516), (44, 225049), (82, 120758), (121, 81836), (164, 60379), (242, 40918), (451, 21956), (484, 20459), (499, 19844), (902, 10978), (998, 9922), (1804, 5489), (1996, 4961)]