19579714

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 38265696

約数和(自身を除く): 18685982

約数列:

[1, 2, 7, 11, 14, 22, 41, 49, 77, 82, 98, 154, 287, 443, 451, 539, 574, 886, 902, 1078, 2009, 3101, 3157, 4018, 4873, 6202, 6314, 9746, 18163, 21707, 22099, 34111, 36326, 43414, 44198, 68222, 127141, 199793, 238777, 254282, 399586, 477554, 889987, 1398551, 1779974, 2797102, 9789857, 19579714]

約数ペア:

[(1, 19579714), (2, 9789857), (7, 2797102), (11, 1779974), (14, 1398551), (22, 889987), (41, 477554), (49, 399586), (77, 254282), (82, 238777), (98, 199793), (154, 127141), (287, 68222), (443, 44198), (451, 43414), (539, 36326), (574, 34111), (886, 22099), (902, 21707), (1078, 18163), (2009, 9746), (3101, 6314), (3157, 6202), (4018, 4873)]