20006521716

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{91369}}^1$

素因数の和:91704

約数の個数: 48

約数和(自身を含む): 47524095360

約数和(自身を除く): 27517573644

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 257, 284, 426, 514, 771, 852, 1028, 1542, 3084, 18247, 36494, 54741, 72988, 91369, 109482, 182738, 218964, 274107, 365476, 548214, 1096428, 6487199, 12974398, 19461597, 23481833, 25948796, 38923194, 46963666, 70445499, 77846388, 93927332, 140890998, 281781996, 1667210143, 3334420286, 5001630429, 6668840572, 10003260858, 20006521716]

約数ペア:

[(1, 20006521716), (2, 10003260858), (3, 6668840572), (4, 5001630429), (6, 3334420286), (12, 1667210143), (71, 281781996), (142, 140890998), (213, 93927332), (257, 77846388), (284, 70445499), (426, 46963666), (514, 38923194), (771, 25948796), (852, 23481833), (1028, 19461597), (1542, 12974398), (3084, 6487199), (18247, 1096428), (36494, 548214), (54741, 365476), (72988, 274107), (91369, 218964), (109482, 182738)]