20144046555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{908003}}^1$

素因数の和:908060

約数の個数: 48

約数和(自身を含む): 38245128480

約数和(自身を除く): 18101081925

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 2465, 4437, 7395, 22185, 908003, 2724009, 4540015, 8172027, 13620045, 15436051, 26332087, 40860135, 46308153, 77180255, 78996261, 131660435, 138924459, 231540765, 236988783, 394981305, 447645479, 694622295, 1184943915, 1342936437, 2238227395, 4028809311, 6714682185, 20144046555]

約数ペア:

[(1, 20144046555), (3, 6714682185), (5, 4028809311), (9, 2238227395), (15, 1342936437), (17, 1184943915), (29, 694622295), (45, 447645479), (51, 394981305), (85, 236988783), (87, 231540765), (145, 138924459), (153, 131660435), (255, 78996261), (261, 77180255), (435, 46308153), (493, 40860135), (765, 26332087), (1305, 15436051), (1479, 13620045), (2465, 8172027), (4437, 4540015), (7395, 2724009), (22185, 908003)]