20803475913

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{807181}}^1$

素因数の和:807277

約数の個数: 24

約数和(自身を含む): 30918299328

約数和(自身を除く): 10114823415

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 2343, 8591, 25773, 807181, 2421543, 8878991, 26636973, 57309851, 97668901, 171929553, 293006703, 630408361, 1891225083, 6934491971, 20803475913]

約数ペア:

[(1, 20803475913), (3, 6934491971), (11, 1891225083), (33, 630408361), (71, 293006703), (121, 171929553), (213, 97668901), (363, 57309851), (781, 26636973), (2343, 8878991), (8591, 2421543), (25773, 807181)]