18436936

素因数分解:

$2^3\times 7^3\times {\mathrm{6719}}^1$

素因数の和:6746

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 21883064

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6719, 13438, 26876, 47033, 53752, 94066, 188132, 329231, 376264, 658462, 1316924, 2304617, 2633848, 4609234, 9218468, 18436936]

約数ペア:

[(1, 18436936), (2, 9218468), (4, 4609234), (7, 2633848), (8, 2304617), (14, 1316924), (28, 658462), (49, 376264), (56, 329231), (98, 188132), (196, 94066), (343, 53752), (392, 47033), (686, 26876), (1372, 13438), (2744, 6719)]