19845012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 50904000

約数和(自身を除く): 31058988

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 149, 298, 447, 596, 894, 1009, 1639, 1788, 2018, 3027, 3278, 4036, 4917, 6054, 6556, 9834, 11099, 12108, 19668, 22198, 33297, 44396, 66594, 133188, 150341, 300682, 451023, 601364, 902046, 1653751, 1804092, 3307502, 4961253, 6615004, 9922506, 19845012]

約数ペア:

[(1, 19845012), (2, 9922506), (3, 6615004), (4, 4961253), (6, 3307502), (11, 1804092), (12, 1653751), (22, 902046), (33, 601364), (44, 451023), (66, 300682), (132, 150341), (149, 133188), (298, 66594), (447, 44396), (596, 33297), (894, 22198), (1009, 19668), (1639, 12108), (1788, 11099), (2018, 9834), (3027, 6556), (3278, 6054), (4036, 4917)]