18789732

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1519

約数の個数: 72

約数和(自身を含む): 53079936

約数和(自身を除く): 34290204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1487, 2106, 2974, 3159, 4212, 4461, 5948, 6318, 8922, 12636, 13383, 17844, 19331, 26766, 38662, 40149, 53532, 57993, 77324, 80298, 115986, 120447, 160596, 173979, 231972, 240894, 347958, 361341, 481788, 521937, 695916, 722682, 1043874, 1445364, 1565811, 2087748, 3131622, 4697433, 6263244, 9394866, 18789732]

約数ペア:

[(1, 18789732), (2, 9394866), (3, 6263244), (4, 4697433), (6, 3131622), (9, 2087748), (12, 1565811), (13, 1445364), (18, 1043874), (26, 722682), (27, 695916), (36, 521937), (39, 481788), (52, 361341), (54, 347958), (78, 240894), (81, 231972), (108, 173979), (117, 160596), (156, 120447), (162, 115986), (234, 80298), (243, 77324), (324, 57993), (351, 53532), (468, 40149), (486, 38662), (702, 26766), (972, 19331), (1053, 17844), (1404, 13383), (1487, 12636), (2106, 8922), (2974, 6318), (3159, 5948), (4212, 4461)]