28220186

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{1019}}^1$

素因数の和:1309

約数の個数: 16

約数和(自身を含む): 43256160

約数和(自身を除く): 15035974

約数列:

[1, 2, 61, 122, 227, 454, 1019, 2038, 13847, 27694, 62159, 124318, 231313, 462626, 14110093, 28220186]

約数ペア:

[(1, 28220186), (2, 14110093), (61, 462626), (122, 231313), (227, 124318), (454, 62159), (1019, 27694), (2038, 13847)]