18996909099

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{5279}}^1$

素因数の和:5648

約数の個数: 64

約数和(自身を含む): 31629312000

約数和(自身を除く): 12632402901

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 311, 399, 551, 609, 933, 1653, 2177, 3857, 5279, 5909, 6531, 9019, 11571, 15837, 17727, 27057, 36953, 41363, 63133, 100301, 110859, 124089, 153091, 171361, 189399, 300903, 459273, 514083, 702107, 1071637, 1199527, 1641769, 2106321, 2908729, 3214911, 3598581, 4925307, 8726187, 11492383, 20361103, 31193611, 34477149, 47611301, 61083309, 93580833, 142833903, 218355277, 333279107, 655065831, 904614719, 999837321, 2713844157, 6332303033, 18996909099]

約数ペア:

[(1, 18996909099), (3, 6332303033), (7, 2713844157), (19, 999837321), (21, 904614719), (29, 655065831), (57, 333279107), (87, 218355277), (133, 142833903), (203, 93580833), (311, 61083309), (399, 47611301), (551, 34477149), (609, 31193611), (933, 20361103), (1653, 11492383), (2177, 8726187), (3857, 4925307), (5279, 3598581), (5909, 3214911), (6531, 2908729), (9019, 2106321), (11571, 1641769), (15837, 1199527), (17727, 1071637), (27057, 702107), (36953, 514083), (41363, 459273), (63133, 300903), (100301, 189399), (110859, 171361), (124089, 153091)]