20187433196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{391199}}^1$

素因数の和:391326

約数の個数: 48

約数和(自身を含む): 42938112000

約数和(自身を除く): 22750678804

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 388, 532, 679, 1358, 1843, 2716, 3686, 7372, 12901, 25802, 51604, 391199, 782398, 1564796, 2738393, 5476786, 7432781, 10953572, 14865562, 29731124, 37946303, 52029467, 75892606, 104058934, 151785212, 208117868, 265624121, 531248242, 720979757, 1062496484, 1441959514, 2883919028, 5046858299, 10093716598, 20187433196]

約数ペア:

[(1, 20187433196), (2, 10093716598), (4, 5046858299), (7, 2883919028), (14, 1441959514), (19, 1062496484), (28, 720979757), (38, 531248242), (76, 265624121), (97, 208117868), (133, 151785212), (194, 104058934), (266, 75892606), (388, 52029467), (532, 37946303), (679, 29731124), (1358, 14865562), (1843, 10953572), (2716, 7432781), (3686, 5476786), (7372, 2738393), (12901, 1564796), (25802, 782398), (51604, 391199)]