18539874

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{11839}}^1$

素因数の和:11879

約数の個数: 32

約数和(自身を含む): 42624000

約数和(自身を除く): 24084126

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 11839, 23678, 35517, 71034, 106551, 213102, 319653, 343331, 639306, 686662, 1029993, 2059986, 3089979, 6179958, 9269937, 18539874]

約数ペア:

[(1, 18539874), (2, 9269937), (3, 6179958), (6, 3089979), (9, 2059986), (18, 1029993), (27, 686662), (29, 639306), (54, 343331), (58, 319653), (87, 213102), (174, 106551), (261, 71034), (522, 35517), (783, 23678), (1566, 11839)]