19794978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157103}}^1$

素因数の和:157118

約数の個数: 24

約数和(自身を含む): 49016448

約数和(自身を除く): 29221470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157103, 314206, 471309, 942618, 1099721, 1413927, 2199442, 2827854, 3299163, 6598326, 9897489, 19794978]

約数ペア:

[(1, 19794978), (2, 9897489), (3, 6598326), (6, 3299163), (7, 2827854), (9, 2199442), (14, 1413927), (18, 1099721), (21, 942618), (42, 471309), (63, 314206), (126, 157103)]