204865168

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 403117056

約数和(自身を除く): 198251888

約数列:

[1, 2, 4, 8, 16, 101, 202, 331, 383, 404, 662, 766, 808, 1324, 1532, 1616, 2648, 3064, 5296, 6128, 33431, 38683, 66862, 77366, 126773, 133724, 154732, 253546, 267448, 309464, 507092, 534896, 618928, 1014184, 2028368, 12804073, 25608146, 51216292, 102432584, 204865168]

約数ペア:

[(1, 204865168), (2, 102432584), (4, 51216292), (8, 25608146), (16, 12804073), (101, 2028368), (202, 1014184), (331, 618928), (383, 534896), (404, 507092), (662, 309464), (766, 267448), (808, 253546), (1324, 154732), (1532, 133724), (1616, 126773), (2648, 77366), (3064, 66862), (5296, 38683), (6128, 33431)]