31376412

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20269}}^1$

素因数の和:20322

約数の個数: 36

約数和(自身を含む): 81161080

約数和(自身を除く): 49784668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 20269, 40538, 60807, 81076, 121614, 182421, 243228, 364842, 729684, 871567, 1743134, 2614701, 3486268, 5229402, 7844103, 10458804, 15688206, 31376412]

約数ペア:

[(1, 31376412), (2, 15688206), (3, 10458804), (4, 7844103), (6, 5229402), (9, 3486268), (12, 2614701), (18, 1743134), (36, 871567), (43, 729684), (86, 364842), (129, 243228), (172, 182421), (258, 121614), (387, 81076), (516, 60807), (774, 40538), (1548, 20269)]