19961942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 21164458

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 59, 77, 91, 118, 143, 154, 169, 182, 286, 338, 413, 649, 767, 826, 1001, 1183, 1298, 1534, 1859, 2002, 2197, 2366, 3718, 4394, 4543, 5369, 8437, 9086, 9971, 10738, 13013, 15379, 16874, 19942, 24167, 26026, 30758, 48334, 59059, 69797, 109681, 118118, 129623, 139594, 169169, 219362, 259246, 338338, 767767, 907361, 1425853, 1535534, 1814722, 2851706, 9980971, 19961942]

約数ペア:

[(1, 19961942), (2, 9980971), (7, 2851706), (11, 1814722), (13, 1535534), (14, 1425853), (22, 907361), (26, 767767), (59, 338338), (77, 259246), (91, 219362), (118, 169169), (143, 139594), (154, 129623), (169, 118118), (182, 109681), (286, 69797), (338, 59059), (413, 48334), (649, 30758), (767, 26026), (826, 24167), (1001, 19942), (1183, 16874), (1298, 15379), (1534, 13013), (1859, 10738), (2002, 9971), (2197, 9086), (2366, 8437), (3718, 5369), (4394, 4543)]