16890874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 72

約数和(自身を含む): 35048160

約数和(自身を除く): 18157286

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 59, 77, 91, 118, 121, 143, 154, 169, 182, 242, 286, 338, 413, 649, 767, 826, 847, 1001, 1183, 1298, 1534, 1573, 1694, 1859, 2002, 2366, 3146, 3718, 4543, 5369, 7139, 8437, 9086, 9971, 10738, 11011, 13013, 14278, 16874, 19942, 20449, 22022, 26026, 40898, 49973, 59059, 69797, 92807, 99946, 109681, 118118, 139594, 143143, 185614, 219362, 286286, 649649, 767767, 1206491, 1299298, 1535534, 2412982, 8445437, 16890874]

約数ペア:

[(1, 16890874), (2, 8445437), (7, 2412982), (11, 1535534), (13, 1299298), (14, 1206491), (22, 767767), (26, 649649), (59, 286286), (77, 219362), (91, 185614), (118, 143143), (121, 139594), (143, 118118), (154, 109681), (169, 99946), (182, 92807), (242, 69797), (286, 59059), (338, 49973), (413, 40898), (649, 26026), (767, 22022), (826, 20449), (847, 19942), (1001, 16874), (1183, 14278), (1298, 13013), (1534, 11011), (1573, 10738), (1694, 9971), (1859, 9086), (2002, 8437), (2366, 7139), (3146, 5369), (3718, 4543)]