28191858

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3691}}^1$

素因数の和:3782

約数の個数: 32

約数和(自身を含む): 60253440

約数和(自身を除く): 32061582

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 114, 134, 201, 402, 1273, 2546, 3691, 3819, 7382, 7638, 11073, 22146, 70129, 140258, 210387, 247297, 420774, 494594, 741891, 1483782, 4698643, 9397286, 14095929, 28191858]

約数ペア:

[(1, 28191858), (2, 14095929), (3, 9397286), (6, 4698643), (19, 1483782), (38, 741891), (57, 494594), (67, 420774), (114, 247297), (134, 210387), (201, 140258), (402, 70129), (1273, 22146), (2546, 11073), (3691, 7638), (3819, 7382)]