20199083681

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{12491}}^1$

素因数の和:12749

約数の個数: 32

約数和(自身を含む): 24867274752

約数和(自身を除く): 4668191071

約数列:

[1, 7, 17, 107, 119, 127, 749, 889, 1819, 2159, 12491, 12733, 13589, 15113, 87437, 95123, 212347, 231013, 1336537, 1486429, 1586357, 1617091, 9355759, 11104499, 22721129, 26968069, 159047903, 169740199, 188776483, 1188181393, 2885583383, 20199083681]

約数ペア:

[(1, 20199083681), (7, 2885583383), (17, 1188181393), (107, 188776483), (119, 169740199), (127, 159047903), (749, 26968069), (889, 22721129), (1819, 11104499), (2159, 9355759), (12491, 1617091), (12733, 1586357), (13589, 1486429), (15113, 1336537), (87437, 231013), (95123, 212347)]