20537374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71809}}^1$

素因数の和:71835

約数の個数: 16

約数和(自身を含む): 36192240

約数和(自身を除く): 15654866

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71809, 143618, 789899, 933517, 1579798, 1867034, 10268687, 20537374]

約数ペア:

[(1, 20537374), (2, 10268687), (11, 1867034), (13, 1579798), (22, 933517), (26, 789899), (143, 143618), (286, 71809)]