20167590051

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{194839}}^1$

素因数の和:194936

約数の個数: 48

約数和(自身を含む): 35015086080

約数和(自身を除く): 14847496029

約数列:

[1, 3, 7, 9, 21, 31, 53, 63, 93, 159, 217, 279, 371, 477, 651, 1113, 1643, 1953, 3339, 4929, 11501, 14787, 34503, 103509, 194839, 584517, 1363873, 1753551, 4091619, 6040009, 10326467, 12274857, 18120027, 30979401, 42280063, 54360081, 72285269, 92938203, 126840189, 216855807, 320120477, 380520567, 650567421, 960361431, 2240843339, 2881084293, 6722530017, 20167590051]

約数ペア:

[(1, 20167590051), (3, 6722530017), (7, 2881084293), (9, 2240843339), (21, 960361431), (31, 650567421), (53, 380520567), (63, 320120477), (93, 216855807), (159, 126840189), (217, 92938203), (279, 72285269), (371, 54360081), (477, 42280063), (651, 30979401), (1113, 18120027), (1643, 12274857), (1953, 10326467), (3339, 6040009), (4929, 4091619), (11501, 1753551), (14787, 1363873), (34503, 584517), (103509, 194839)]