15661637642

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{205151}}^1$

素因数の和:205227

約数の個数: 48

約数和(自身を含む): 29468033280

約数和(自身を除く): 13806395638

約数列:

[1, 2, 7, 14, 19, 38, 41, 49, 82, 98, 133, 266, 287, 574, 779, 931, 1558, 1862, 2009, 4018, 5453, 10906, 38171, 76342, 205151, 410302, 1436057, 2872114, 3897869, 7795738, 8411191, 10052399, 16822382, 20104798, 27285083, 54570166, 58878337, 117756674, 159812629, 190995581, 319625258, 381991162, 412148359, 824296718, 1118688403, 2237376806, 7830818821, 15661637642]

約数ペア:

[(1, 15661637642), (2, 7830818821), (7, 2237376806), (14, 1118688403), (19, 824296718), (38, 412148359), (41, 381991162), (49, 319625258), (82, 190995581), (98, 159812629), (133, 117756674), (266, 58878337), (287, 54570166), (574, 27285083), (779, 20104798), (931, 16822382), (1558, 10052399), (1862, 8411191), (2009, 7795738), (4018, 3897869), (5453, 2872114), (10906, 1436057), (38171, 410302), (76342, 205151)]