28206374

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{5581}}^1$

素因数の和:5628

約数の個数: 24

約数和(自身を含む): 51041808

約数和(自身を除く): 22835434

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 5581, 11162, 39067, 78134, 106039, 212078, 742273, 1484546, 2014741, 4029482, 14103187, 28206374]

約数ペア:

[(1, 28206374), (2, 14103187), (7, 4029482), (14, 2014741), (19, 1484546), (38, 742273), (133, 212078), (266, 106039), (361, 78134), (722, 39067), (2527, 11162), (5054, 5581)]