18854946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^3\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 44991648

約数和(自身を除く): 26136702

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 787, 1089, 1331, 1574, 2178, 2361, 2662, 3993, 4722, 7083, 7986, 8657, 11979, 14166, 17314, 23958, 25971, 51942, 77913, 95227, 155826, 190454, 285681, 571362, 857043, 1047497, 1714086, 2094994, 3142491, 6284982, 9427473, 18854946]

約数ペア:

[(1, 18854946), (2, 9427473), (3, 6284982), (6, 3142491), (9, 2094994), (11, 1714086), (18, 1047497), (22, 857043), (33, 571362), (66, 285681), (99, 190454), (121, 155826), (198, 95227), (242, 77913), (363, 51942), (726, 25971), (787, 23958), (1089, 17314), (1331, 14166), (1574, 11979), (2178, 8657), (2361, 7986), (2662, 7083), (3993, 4722)]