20790084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247501}}^1$

素因数の和:247515

約数の個数: 24

約数和(自身を含む): 55440448

約数和(自身を除く): 34650364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247501, 495002, 742503, 990004, 1485006, 1732507, 2970012, 3465014, 5197521, 6930028, 10395042, 20790084]

約数ペア:

[(1, 20790084), (2, 10395042), (3, 6930028), (4, 5197521), (6, 3465014), (7, 2970012), (12, 1732507), (14, 1485006), (21, 990004), (28, 742503), (42, 495002), (84, 247501)]