20195055783

素因数分解:

$3^3\times 7^1\times {\mathrm{1979}}^1\times {\mathrm{53993}}^1$

素因数の和:55988

約数の個数: 32

約数和(自身を含む): 34210598400

約数和(自身を除く): 14015542617

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1979, 5937, 13853, 17811, 41559, 53433, 53993, 124677, 161979, 374031, 377951, 485937, 1133853, 1457811, 3401559, 10204677, 106852147, 320556441, 747965029, 961669323, 2243895087, 2885007969, 6731685261, 20195055783]

約数ペア:

[(1, 20195055783), (3, 6731685261), (7, 2885007969), (9, 2243895087), (21, 961669323), (27, 747965029), (63, 320556441), (189, 106852147), (1979, 10204677), (5937, 3401559), (13853, 1457811), (17811, 1133853), (41559, 485937), (53433, 377951), (53993, 374031), (124677, 161979)]