15861238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 27181440

約数和(自身を除く): 11320202

約数列:

[1, 2, 17, 19, 34, 38, 43, 86, 323, 571, 646, 731, 817, 1142, 1462, 1634, 9707, 10849, 13889, 19414, 21698, 24553, 27778, 49106, 184433, 368866, 417401, 466507, 834802, 933014, 7930619, 15861238]

約数ペア:

[(1, 15861238), (2, 7930619), (17, 933014), (19, 834802), (34, 466507), (38, 417401), (43, 368866), (86, 184433), (323, 49106), (571, 27778), (646, 24553), (731, 21698), (817, 19414), (1142, 13889), (1462, 10849), (1634, 9707)]