20187611127

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{11863}}^1$

素因数の和:12074

約数の個数: 48

約数和(自身を含む): 31093171200

約数和(自身を除く): 10905560073

約数列:

[1, 3, 9, 27, 47, 81, 141, 149, 243, 423, 447, 1269, 1341, 3807, 4023, 7003, 11421, 11863, 12069, 21009, 35589, 36207, 63027, 106767, 189081, 320301, 557561, 567243, 960903, 1672683, 1701729, 1767587, 2882709, 5018049, 5302761, 15054147, 15908283, 45162441, 47724849, 83076589, 135487323, 143174547, 249229767, 429523641, 747689301, 2243067903, 6729203709, 20187611127]

約数ペア:

[(1, 20187611127), (3, 6729203709), (9, 2243067903), (27, 747689301), (47, 429523641), (81, 249229767), (141, 143174547), (149, 135487323), (243, 83076589), (423, 47724849), (447, 45162441), (1269, 15908283), (1341, 15054147), (3807, 5302761), (4023, 5018049), (7003, 2882709), (11421, 1767587), (11863, 1701729), (12069, 1672683), (21009, 960903), (35589, 567243), (36207, 557561), (63027, 320301), (106767, 189081)]