18309978

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1019

約数の個数: 48

約数和(自身を含む): 42322176

約数和(自身を除く): 24012198

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 941, 1081, 1882, 2162, 2823, 3243, 5646, 6486, 8469, 9729, 16938, 19458, 21643, 43286, 44227, 64929, 88454, 129858, 132681, 194787, 265362, 389574, 398043, 796086, 1017221, 2034442, 3051663, 6103326, 9154989, 18309978]

約数ペア:

[(1, 18309978), (2, 9154989), (3, 6103326), (6, 3051663), (9, 2034442), (18, 1017221), (23, 796086), (46, 398043), (47, 389574), (69, 265362), (94, 194787), (138, 132681), (141, 129858), (207, 88454), (282, 64929), (414, 44227), (423, 43286), (846, 21643), (941, 19458), (1081, 16938), (1882, 9729), (2162, 8469), (2823, 6486), (3243, 5646)]