2018132022249

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{11903}}^1\times {\mathrm{8941}}^1$

素因数の和:20907

約数の個数: 72

約数和(自身を含む): 3470551299072

約数和(自身を除く): 1452419276823

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 2107, 2709, 6321, 8941, 11903, 18963, 26823, 35709, 62587, 80469, 83321, 107127, 187761, 249963, 384463, 438109, 511829, 563283, 583247, 749889, 1153389, 1314327, 1535487, 1749741, 2691241, 3460167, 3582803, 3942981, 4606461, 5249223, 8073723, 10748409, 18838687, 24221169, 25079621, 32245227, 56516061, 75238863, 106424723, 169548183, 225716589, 319274169, 744973061, 957822507, 2234919183, 4576263089, 5214811427, 6704757549, 13728789267, 15644434281, 32033841623, 41186367801, 46933302843, 96101524869, 224236891361, 288304574607, 672710674083, 2018132022249]

約数ペア:

[(1, 2018132022249), (3, 672710674083), (7, 288304574607), (9, 224236891361), (21, 96101524869), (43, 46933302843), (49, 41186367801), (63, 32033841623), (129, 15644434281), (147, 13728789267), (301, 6704757549), (387, 5214811427), (441, 4576263089), (903, 2234919183), (2107, 957822507), (2709, 744973061), (6321, 319274169), (8941, 225716589), (11903, 169548183), (18963, 106424723), (26823, 75238863), (35709, 56516061), (62587, 32245227), (80469, 25079621), (83321, 24221169), (107127, 18838687), (187761, 10748409), (249963, 8073723), (384463, 5249223), (438109, 4606461), (511829, 3942981), (563283, 3582803), (583247, 3460167), (749889, 2691241), (1153389, 1749741), (1314327, 1535487)]