2893144079

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20123}}^1$

素因数の和:20219

約数の個数: 32

約数和(自身を含む): 3709255680

約数和(自身を除く): 816111601

約数列:

[1, 7, 19, 23, 47, 133, 161, 329, 437, 893, 1081, 3059, 6251, 7567, 20123, 20539, 140861, 143773, 382337, 462829, 945781, 2676359, 3239803, 6620467, 8793751, 17969839, 21752963, 61556257, 125788873, 152270741, 413306297, 2893144079]

約数ペア:

[(1, 2893144079), (7, 413306297), (19, 152270741), (23, 125788873), (47, 61556257), (133, 21752963), (161, 17969839), (329, 8793751), (437, 6620467), (893, 3239803), (1081, 2676359), (3059, 945781), (6251, 462829), (7567, 382337), (20123, 143773), (20539, 140861)]