18538146

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 46208448

約数和(自身を除く): 27670302

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 101, 103, 162, 198, 202, 206, 297, 303, 309, 594, 606, 618, 891, 909, 927, 1111, 1133, 1782, 1818, 1854, 2222, 2266, 2727, 2781, 3333, 3399, 5454, 5562, 6666, 6798, 8181, 8343, 9999, 10197, 10403, 16362, 16686, 19998, 20394, 20806, 29997, 30591, 31209, 59994, 61182, 62418, 89991, 91773, 93627, 114433, 179982, 183546, 187254, 228866, 280881, 343299, 561762, 686598, 842643, 1029897, 1685286, 2059794, 3089691, 6179382, 9269073, 18538146]

約数ペア:

[(1, 18538146), (2, 9269073), (3, 6179382), (6, 3089691), (9, 2059794), (11, 1685286), (18, 1029897), (22, 842643), (27, 686598), (33, 561762), (54, 343299), (66, 280881), (81, 228866), (99, 187254), (101, 183546), (103, 179982), (162, 114433), (198, 93627), (202, 91773), (206, 89991), (297, 62418), (303, 61182), (309, 59994), (594, 31209), (606, 30591), (618, 29997), (891, 20806), (909, 20394), (927, 19998), (1111, 16686), (1133, 16362), (1782, 10403), (1818, 10197), (1854, 9999), (2222, 8343), (2266, 8181), (2727, 6798), (2781, 6666), (3333, 5562), (3399, 5454)]