28419706

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15263}}^1$

素因数の和:15298

約数の個数: 24

約数和(自身を含む): 52202880

約数和(自身を除く): 23783174

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 15263, 30526, 106841, 213682, 289997, 579994, 747887, 1495774, 2029979, 4059958, 14209853, 28419706]

約数ペア:

[(1, 28419706), (2, 14209853), (7, 4059958), (14, 2029979), (19, 1495774), (38, 747887), (49, 579994), (98, 289997), (133, 213682), (266, 106841), (931, 30526), (1862, 15263)]