19148542

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71987}}^1$

素因数の和:72015

約数の個数: 16

約数和(自身を含む): 34554240

約数和(自身を除く): 15405698

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 71987, 143974, 503909, 1007818, 1367753, 2735506, 9574271, 19148542]

約数ペア:

[(1, 19148542), (2, 9574271), (7, 2735506), (14, 1367753), (19, 1007818), (38, 503909), (133, 143974), (266, 71987)]