20154904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32719}}^1$

素因数の和:32743

約数の個数: 32

約数和(自身を含む): 47116800

約数和(自身を除く): 26961896

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 32719, 65438, 130876, 229033, 261752, 359909, 458066, 719818, 916132, 1439636, 1832264, 2519363, 2879272, 5038726, 10077452, 20154904]

約数ペア:

[(1, 20154904), (2, 10077452), (4, 5038726), (7, 2879272), (8, 2519363), (11, 1832264), (14, 1439636), (22, 916132), (28, 719818), (44, 458066), (56, 359909), (77, 261752), (88, 229033), (154, 130876), (308, 65438), (616, 32719)]