18949698

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^2\times {\mathrm{769}}^1$

素因数の和:851

約数の個数: 36

約数和(自身を含む): 42252210

約数和(自身を除く): 23302512

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 769, 1369, 1538, 2307, 2738, 4107, 4614, 6921, 8214, 12321, 13842, 24642, 28453, 56906, 85359, 170718, 256077, 512154, 1052761, 2105522, 3158283, 6316566, 9474849, 18949698]

約数ペア:

[(1, 18949698), (2, 9474849), (3, 6316566), (6, 3158283), (9, 2105522), (18, 1052761), (37, 512154), (74, 256077), (111, 170718), (222, 85359), (333, 56906), (666, 28453), (769, 24642), (1369, 13842), (1538, 12321), (2307, 8214), (2738, 6921), (4107, 4614)]