18374538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 45948672

約数和(自身を除く): 27574134

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 73, 78, 91, 146, 182, 219, 273, 438, 461, 511, 546, 922, 949, 1022, 1383, 1533, 1898, 2766, 2847, 3066, 3227, 5694, 5993, 6454, 6643, 9681, 11986, 13286, 17979, 19362, 19929, 33653, 35958, 39858, 41951, 67306, 83902, 100959, 125853, 201918, 235571, 251706, 437489, 471142, 706713, 874978, 1312467, 1413426, 2624934, 3062423, 6124846, 9187269, 18374538]

約数ペア:

[(1, 18374538), (2, 9187269), (3, 6124846), (6, 3062423), (7, 2624934), (13, 1413426), (14, 1312467), (21, 874978), (26, 706713), (39, 471142), (42, 437489), (73, 251706), (78, 235571), (91, 201918), (146, 125853), (182, 100959), (219, 83902), (273, 67306), (438, 41951), (461, 39858), (511, 35958), (546, 33653), (922, 19929), (949, 19362), (1022, 17979), (1383, 13286), (1533, 11986), (1898, 9681), (2766, 6643), (2847, 6454), (3066, 5993), (3227, 5694)]