20807790093

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{5651}}^1$

素因数の和:6090

約数の個数: 48

約数和(自身を含む): 32253024960

約数和(自身を除く): 11445234867

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 353, 549, 1059, 1159, 3177, 3477, 5651, 6707, 10431, 16953, 20121, 21533, 50859, 60363, 64599, 107369, 193797, 322107, 344711, 409127, 966321, 1034133, 1227381, 1994803, 3102399, 3682143, 5984409, 6549509, 17953227, 19648527, 37901257, 58945581, 113703771, 121682983, 341111313, 365048949, 1095146847, 2311976677, 6935930031, 20807790093]

約数ペア:

[(1, 20807790093), (3, 6935930031), (9, 2311976677), (19, 1095146847), (57, 365048949), (61, 341111313), (171, 121682983), (183, 113703771), (353, 58945581), (549, 37901257), (1059, 19648527), (1159, 17953227), (3177, 6549509), (3477, 5984409), (5651, 3682143), (6707, 3102399), (10431, 1994803), (16953, 1227381), (20121, 1034133), (21533, 966321), (50859, 409127), (60363, 344711), (64599, 322107), (107369, 193797)]