130809808

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{21017}}^1$

素因数の和:21414

約数の個数: 20

約数和(自身を含む): 254107620

約数和(自身を除く): 123297812

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 21017, 42034, 84068, 168136, 336272, 8175613, 16351226, 32702452, 65404904, 130809808]

約数ペア:

[(1, 130809808), (2, 65404904), (4, 32702452), (8, 16351226), (16, 8175613), (389, 336272), (778, 168136), (1556, 84068), (3112, 42034), (6224, 21017)]