18445986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4637}}^1$

素因数の和:4675

約数の個数: 48

約数和(自身を含む): 45582264

約数和(自身を除く): 27136278

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 4637, 9274, 13911, 27822, 41733, 60281, 78829, 83466, 120562, 157658, 180843, 236487, 361686, 472974, 542529, 709461, 1024777, 1085058, 1418922, 2049554, 3074331, 6148662, 9222993, 18445986]

約数ペア:

[(1, 18445986), (2, 9222993), (3, 6148662), (6, 3074331), (9, 2049554), (13, 1418922), (17, 1085058), (18, 1024777), (26, 709461), (34, 542529), (39, 472974), (51, 361686), (78, 236487), (102, 180843), (117, 157658), (153, 120562), (221, 83466), (234, 78829), (306, 60281), (442, 41733), (663, 27822), (1326, 13911), (1989, 9274), (3978, 4637)]