20009774967

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1\times {\mathrm{839}}^1$

素因数の和:1500

約数の個数: 64

約数和(自身を含む): 33116160000

約数和(自身を除く): 13106385033

約数列:

[1, 3, 7, 13, 21, 39, 91, 199, 273, 439, 597, 839, 1317, 1393, 2517, 2587, 3073, 4179, 5707, 5873, 7761, 9219, 10907, 17121, 17619, 18109, 32721, 39949, 54327, 76349, 87361, 119847, 166961, 229047, 262083, 368321, 500883, 611527, 1104963, 1135693, 1168727, 1834581, 2170493, 2578247, 3407079, 3506181, 4788173, 6511479, 7734741, 7949851, 14364519, 15193451, 23849553, 33517211, 45580353, 73295879, 100551633, 219887637, 513071153, 952846427, 1539213459, 2858539281, 6669924989, 20009774967]

約数ペア:

[(1, 20009774967), (3, 6669924989), (7, 2858539281), (13, 1539213459), (21, 952846427), (39, 513071153), (91, 219887637), (199, 100551633), (273, 73295879), (439, 45580353), (597, 33517211), (839, 23849553), (1317, 15193451), (1393, 14364519), (2517, 7949851), (2587, 7734741), (3073, 6511479), (4179, 4788173), (5707, 3506181), (5873, 3407079), (7761, 2578247), (9219, 2170493), (10907, 1834581), (17121, 1168727), (17619, 1135693), (18109, 1104963), (32721, 611527), (39949, 500883), (54327, 368321), (76349, 262083), (87361, 229047), (119847, 166961)]