19729180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58027}}^1$

素因数の和:58053

約数の個数: 24

約数和(自身を含む): 43869168

約数和(自身を除く): 24139988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58027, 116054, 232108, 290135, 580270, 986459, 1160540, 1972918, 3945836, 4932295, 9864590, 19729180]

約数ペア:

[(1, 19729180), (2, 9864590), (4, 4932295), (5, 3945836), (10, 1972918), (17, 1160540), (20, 986459), (34, 580270), (68, 290135), (85, 232108), (170, 116054), (340, 58027)]