2018921716

素因数分解:

$2^2\times 7^2\times {\mathrm{10300621}}^1$

素因数の和:10300639

約数の個数: 18

約数和(自身を含む): 4109948178

約数和(自身を除く): 2091026462

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 10300621, 20601242, 41202484, 72104347, 144208694, 288417388, 504730429, 1009460858, 2018921716]

約数ペア:

[(1, 2018921716), (2, 1009460858), (4, 504730429), (7, 288417388), (14, 144208694), (28, 72104347), (49, 41202484), (98, 20601242), (196, 10300621)]