19294605

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 38890368

約数和(自身を除く): 19595763

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 61, 71, 81, 99, 135, 165, 183, 213, 297, 305, 355, 405, 495, 549, 639, 671, 781, 891, 915, 1065, 1485, 1647, 1917, 2013, 2343, 2745, 3195, 3355, 3905, 4331, 4455, 4941, 5751, 6039, 7029, 8235, 9585, 10065, 11715, 12993, 18117, 21087, 21655, 24705, 28755, 30195, 35145, 38979, 47641, 54351, 63261, 64965, 90585, 105435, 116937, 142923, 194895, 238205, 271755, 316305, 350811, 428769, 584685, 714615, 1286307, 1754055, 2143845, 3858921, 6431535, 19294605]

約数ペア:

[(1, 19294605), (3, 6431535), (5, 3858921), (9, 2143845), (11, 1754055), (15, 1286307), (27, 714615), (33, 584685), (45, 428769), (55, 350811), (61, 316305), (71, 271755), (81, 238205), (99, 194895), (135, 142923), (165, 116937), (183, 105435), (213, 90585), (297, 64965), (305, 63261), (355, 54351), (405, 47641), (495, 38979), (549, 35145), (639, 30195), (671, 28755), (781, 24705), (891, 21655), (915, 21087), (1065, 18117), (1485, 12993), (1647, 11715), (1917, 10065), (2013, 9585), (2343, 8235), (2745, 7029), (3195, 6039), (3355, 5751), (3905, 4941), (4331, 4455)]