18331272

素因数分解:

$2^3\times 3^4\times {\mathrm{28289}}^1$

素因数の和:28307

約数の個数: 40

約数和(自身を含む): 51346350

約数和(自身を除く): 33015078

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28289, 56578, 84867, 113156, 169734, 226312, 254601, 339468, 509202, 678936, 763803, 1018404, 1527606, 2036808, 2291409, 3055212, 4582818, 6110424, 9165636, 18331272]

約数ペア:

[(1, 18331272), (2, 9165636), (3, 6110424), (4, 4582818), (6, 3055212), (8, 2291409), (9, 2036808), (12, 1527606), (18, 1018404), (24, 763803), (27, 678936), (36, 509202), (54, 339468), (72, 254601), (81, 226312), (108, 169734), (162, 113156), (216, 84867), (324, 56578), (648, 28289)]