19083735

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 18655785

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 99, 135, 165, 181, 213, 297, 355, 495, 543, 639, 781, 905, 1065, 1485, 1629, 1917, 1991, 2343, 2715, 3195, 3905, 4887, 5973, 7029, 8145, 9585, 9955, 11715, 12851, 17919, 21087, 24435, 29865, 35145, 38553, 53757, 64255, 89595, 105435, 115659, 141361, 192765, 268785, 346977, 424083, 578295, 706805, 1272249, 1734885, 2120415, 3816747, 6361245, 19083735]

約数ペア:

[(1, 19083735), (3, 6361245), (5, 3816747), (9, 2120415), (11, 1734885), (15, 1272249), (27, 706805), (33, 578295), (45, 424083), (55, 346977), (71, 268785), (99, 192765), (135, 141361), (165, 115659), (181, 105435), (213, 89595), (297, 64255), (355, 53757), (495, 38553), (543, 35145), (639, 29865), (781, 24435), (905, 21087), (1065, 17919), (1485, 12851), (1629, 11715), (1917, 9955), (1991, 9585), (2343, 8145), (2715, 7029), (3195, 5973), (3905, 4887)]