18711198

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^4\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 60

約数和(自身を含む): 45222840

約数和(自身を除く): 26511642

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 121, 142, 198, 213, 242, 363, 426, 639, 726, 781, 1089, 1278, 1331, 1562, 2178, 2343, 2662, 3993, 4686, 7029, 7986, 8591, 11979, 14058, 14641, 17182, 23958, 25773, 29282, 43923, 51546, 77319, 87846, 94501, 131769, 154638, 189002, 263538, 283503, 567006, 850509, 1039511, 1701018, 2079022, 3118533, 6237066, 9355599, 18711198]

約数ペア:

[(1, 18711198), (2, 9355599), (3, 6237066), (6, 3118533), (9, 2079022), (11, 1701018), (18, 1039511), (22, 850509), (33, 567006), (66, 283503), (71, 263538), (99, 189002), (121, 154638), (142, 131769), (198, 94501), (213, 87846), (242, 77319), (363, 51546), (426, 43923), (639, 29282), (726, 25773), (781, 23958), (1089, 17182), (1278, 14641), (1331, 14058), (1562, 11979), (2178, 8591), (2343, 7986), (2662, 7029), (3993, 4686)]