19107165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 38817792

約数和(自身を除く): 19710627

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 71, 77, 105, 165, 213, 231, 233, 355, 385, 497, 699, 781, 1065, 1155, 1165, 1491, 1631, 2343, 2485, 2563, 3495, 3905, 4893, 5467, 7455, 7689, 8155, 11715, 12815, 16401, 16543, 17941, 24465, 27335, 38445, 49629, 53823, 82005, 82715, 89705, 115801, 181973, 248145, 269115, 347403, 545919, 579005, 909865, 1273811, 1737015, 2729595, 3821433, 6369055, 19107165]

約数ペア:

[(1, 19107165), (3, 6369055), (5, 3821433), (7, 2729595), (11, 1737015), (15, 1273811), (21, 909865), (33, 579005), (35, 545919), (55, 347403), (71, 269115), (77, 248145), (105, 181973), (165, 115801), (213, 89705), (231, 82715), (233, 82005), (355, 53823), (385, 49629), (497, 38445), (699, 27335), (781, 24465), (1065, 17941), (1155, 16543), (1165, 16401), (1491, 12815), (1631, 11715), (2343, 8155), (2485, 7689), (2563, 7455), (3495, 5467), (3905, 4893)]