19991012146

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{844429}}^1$

素因数の和:844546

約数の個数: 32

約数和(自身を含む): 36479376000

約数和(自身を除く): 16488363854

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3382, 11837, 23674, 844429, 1688858, 5911003, 11822006, 16044151, 32088302, 75154181, 112309057, 150308362, 224618114, 526079267, 1052158534, 1427929439, 2855858878, 9995506073, 19991012146]

約数ペア:

[(1, 19991012146), (2, 9995506073), (7, 2855858878), (14, 1427929439), (19, 1052158534), (38, 526079267), (89, 224618114), (133, 150308362), (178, 112309057), (266, 75154181), (623, 32088302), (1246, 16044151), (1691, 11822006), (3382, 5911003), (11837, 1688858), (23674, 844429)]