209174924

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{9791}}^1$

素因数の和:9918

約数の個数: 36

約数和(自身を含む): 429770880

約数和(自身を除く): 220595956

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 436, 763, 1526, 3052, 5341, 9791, 10682, 19582, 21364, 39164, 68537, 137074, 274148, 479759, 959518, 1067219, 1919036, 2134438, 4268876, 7470533, 14941066, 29882132, 52293731, 104587462, 209174924]

約数ペア:

[(1, 209174924), (2, 104587462), (4, 52293731), (7, 29882132), (14, 14941066), (28, 7470533), (49, 4268876), (98, 2134438), (109, 1919036), (196, 1067219), (218, 959518), (436, 479759), (763, 274148), (1526, 137074), (3052, 68537), (5341, 39164), (9791, 21364), (10682, 19582)]