20091937122

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{487219}}^1$

素因数の和:487335

約数の個数: 48

約数和(自身を含む): 45603792000

約数和(自身を除く): 25511854878

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 79, 87, 158, 174, 237, 261, 474, 522, 711, 1422, 2291, 4582, 6873, 13746, 20619, 41238, 487219, 974438, 1461657, 2923314, 4384971, 8769942, 14129351, 28258702, 38490301, 42388053, 76980602, 84776106, 115470903, 127164159, 230941806, 254328318, 346412709, 692825418, 1116218729, 2232437458, 3348656187, 6697312374, 10045968561, 20091937122]

約数ペア:

[(1, 20091937122), (2, 10045968561), (3, 6697312374), (6, 3348656187), (9, 2232437458), (18, 1116218729), (29, 692825418), (58, 346412709), (79, 254328318), (87, 230941806), (158, 127164159), (174, 115470903), (237, 84776106), (261, 76980602), (474, 42388053), (522, 38490301), (711, 28258702), (1422, 14129351), (2291, 8769942), (4582, 4384971), (6873, 2923314), (13746, 1461657), (20619, 974438), (41238, 487219)]