20175701821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 24305909760

約数和(自身を除く): 4130207939

約数列:

[1, 11, 23, 31, 73, 131, 253, 269, 341, 713, 803, 1441, 1679, 2263, 2959, 3013, 4061, 6187, 7843, 8339, 9563, 18469, 19637, 24893, 33143, 35239, 44671, 52049, 68057, 91729, 93403, 105193, 191797, 216007, 219949, 296453, 387629, 451651, 572539, 608747, 810497, 1027433, 1092409, 2109767, 2419439, 2572447, 3260983, 4968161, 6696217, 6818419, 8915467, 12016499, 14001181, 25125407, 28296917, 59166281, 75002609, 79745857, 154012991, 276379477, 650829091, 877204427, 1834154711, 20175701821]

約数ペア:

[(1, 20175701821), (11, 1834154711), (23, 877204427), (31, 650829091), (73, 276379477), (131, 154012991), (253, 79745857), (269, 75002609), (341, 59166281), (713, 28296917), (803, 25125407), (1441, 14001181), (1679, 12016499), (2263, 8915467), (2959, 6818419), (3013, 6696217), (4061, 4968161), (6187, 3260983), (7843, 2572447), (8339, 2419439), (9563, 2109767), (18469, 1092409), (19637, 1027433), (24893, 810497), (33143, 608747), (35239, 572539), (44671, 451651), (52049, 387629), (68057, 296453), (91729, 219949), (93403, 216007), (105193, 191797)]