19728396

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7507}}^1$

素因数の和:7590

約数の個数: 36

約数和(自身を含む): 50558872

約数和(自身を除く): 30830476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7507, 15014, 22521, 30028, 45042, 67563, 90084, 135126, 270252, 548011, 1096022, 1644033, 2192044, 3288066, 4932099, 6576132, 9864198, 19728396]

約数ペア:

[(1, 19728396), (2, 9864198), (3, 6576132), (4, 4932099), (6, 3288066), (9, 2192044), (12, 1644033), (18, 1096022), (36, 548011), (73, 270252), (146, 135126), (219, 90084), (292, 67563), (438, 45042), (657, 30028), (876, 22521), (1314, 15014), (2628, 7507)]