20131803

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 30551040

約数和(自身を除く): 10419237

約数列:

[1, 3, 9, 31, 59, 93, 177, 279, 531, 1223, 1829, 3669, 5487, 11007, 16461, 37913, 72157, 113739, 216471, 341217, 649413, 2236867, 6710601, 20131803]

約数ペア:

[(1, 20131803), (3, 6710601), (9, 2236867), (31, 649413), (59, 341217), (93, 216471), (177, 113739), (279, 72157), (531, 37913), (1223, 16461), (1829, 11007), (3669, 5487)]