19723374

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 50139648

約数和(自身を除く): 30416274

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 61, 66, 69, 71, 99, 122, 138, 142, 183, 198, 207, 213, 253, 366, 414, 426, 506, 549, 639, 671, 759, 781, 1098, 1278, 1342, 1403, 1518, 1562, 1633, 2013, 2277, 2343, 2806, 3266, 4026, 4209, 4331, 4554, 4686, 4899, 6039, 7029, 8418, 8662, 9798, 12078, 12627, 12993, 14058, 14697, 15433, 17963, 25254, 25986, 29394, 30866, 35926, 38979, 46299, 47641, 53889, 77958, 92598, 95282, 99613, 107778, 138897, 142923, 161667, 199226, 277794, 285846, 298839, 323334, 428769, 597678, 857538, 896517, 1095743, 1793034, 2191486, 3287229, 6574458, 9861687, 19723374]

約数ペア:

[(1, 19723374), (2, 9861687), (3, 6574458), (6, 3287229), (9, 2191486), (11, 1793034), (18, 1095743), (22, 896517), (23, 857538), (33, 597678), (46, 428769), (61, 323334), (66, 298839), (69, 285846), (71, 277794), (99, 199226), (122, 161667), (138, 142923), (142, 138897), (183, 107778), (198, 99613), (207, 95282), (213, 92598), (253, 77958), (366, 53889), (414, 47641), (426, 46299), (506, 38979), (549, 35926), (639, 30866), (671, 29394), (759, 25986), (781, 25254), (1098, 17963), (1278, 15433), (1342, 14697), (1403, 14058), (1518, 12993), (1562, 12627), (1633, 12078), (2013, 9798), (2277, 8662), (2343, 8418), (2806, 7029), (3266, 6039), (4026, 4899), (4209, 4686), (4331, 4554)]