18065938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2111}}^1$

素因数の和:2513

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 11586542

約数列:

[1, 2, 11, 22, 389, 778, 2111, 4222, 4279, 8558, 23221, 46442, 821179, 1642358, 9032969, 18065938]

約数ペア:

[(1, 18065938), (2, 9032969), (11, 1642358), (22, 821179), (389, 46442), (778, 23221), (2111, 8558), (4222, 4279)]