20604444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{245291}}^1$

素因数の和:245305

約数の個数: 24

約数和(自身を含む): 54945408

約数和(自身を除く): 34340964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 245291, 490582, 735873, 981164, 1471746, 1717037, 2943492, 3434074, 5151111, 6868148, 10302222, 20604444]

約数ペア:

[(1, 20604444), (2, 10302222), (3, 6868148), (4, 5151111), (6, 3434074), (7, 2943492), (12, 1717037), (14, 1471746), (21, 981164), (28, 735873), (42, 490582), (84, 245291)]