15917972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29921}}^1$

素因数の和:29951

約数の個数: 24

約数和(自身を含む): 33512640

約数和(自身を除く): 17594668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 29921, 59842, 119684, 209447, 418894, 568499, 837788, 1136998, 2273996, 3979493, 7958986, 15917972]

約数ペア:

[(1, 15917972), (2, 7958986), (4, 3979493), (7, 2273996), (14, 1136998), (19, 837788), (28, 568499), (38, 418894), (76, 209447), (133, 119684), (266, 59842), (532, 29921)]