20808101886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1054429}}^1$

素因数の和:1054481

約数の個数: 64

約数和(自身を含む): 51017541120

約数和(自身を除く): 30209439234

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1518, 1794, 3289, 6578, 9867, 19734, 1054429, 2108858, 3163287, 6326574, 11598719, 13707577, 23197438, 24251867, 27415154, 34796157, 41122731, 48503734, 69592314, 72755601, 82245462, 145511202, 150783347, 266770537, 301566694, 315274271, 452350041, 533541074, 630548542, 800311611, 904700082, 945822813, 1600623222, 1891645626, 3468016981, 6936033962, 10404050943, 20808101886]

約数ペア:

[(1, 20808101886), (2, 10404050943), (3, 6936033962), (6, 3468016981), (11, 1891645626), (13, 1600623222), (22, 945822813), (23, 904700082), (26, 800311611), (33, 630548542), (39, 533541074), (46, 452350041), (66, 315274271), (69, 301566694), (78, 266770537), (138, 150783347), (143, 145511202), (253, 82245462), (286, 72755601), (299, 69592314), (429, 48503734), (506, 41122731), (598, 34796157), (759, 27415154), (858, 24251867), (897, 23197438), (1518, 13707577), (1794, 11598719), (3289, 6326574), (6578, 3163287), (9867, 2108858), (19734, 1054429)]