20218134189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{166351}}^1$

素因数の和:166521

約数の個数: 32

約数和(自身を含む): 30662000640

約数和(自身を除く): 10443866451

約数列:

[1, 3, 11, 29, 33, 87, 127, 319, 381, 957, 1397, 3683, 4191, 11049, 40513, 121539, 166351, 499053, 1829861, 4824179, 5489583, 14472537, 21126577, 53065969, 63379731, 159197907, 232392347, 612670733, 697177041, 1838012199, 6739378063, 20218134189]

約数ペア:

[(1, 20218134189), (3, 6739378063), (11, 1838012199), (29, 697177041), (33, 612670733), (87, 232392347), (127, 159197907), (319, 63379731), (381, 53065969), (957, 21126577), (1397, 14472537), (3683, 5489583), (4191, 4824179), (11049, 1829861), (40513, 499053), (121539, 166351)]