18395433

素因数分解:

$3^2\times 7^3\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 31824000

約数和(自身を除く): 13428567

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 101, 147, 177, 303, 343, 413, 441, 531, 707, 909, 1029, 1239, 2121, 2891, 3087, 3717, 4949, 5959, 6363, 8673, 14847, 17877, 20237, 26019, 34643, 41713, 44541, 53631, 60711, 103929, 125139, 182133, 291991, 311787, 375417, 875973, 2043937, 2627919, 6131811, 18395433]

約数ペア:

[(1, 18395433), (3, 6131811), (7, 2627919), (9, 2043937), (21, 875973), (49, 375417), (59, 311787), (63, 291991), (101, 182133), (147, 125139), (177, 103929), (303, 60711), (343, 53631), (413, 44541), (441, 41713), (531, 34643), (707, 26019), (909, 20237), (1029, 17877), (1239, 14847), (2121, 8673), (2891, 6363), (3087, 5959), (3717, 4949)]