16720812

素因数分解:

$2^2\times 3^2\times {\mathrm{464467}}^1$

素因数の和:464477

約数の個数: 18

約数和(自身を含む): 42266588

約数和(自身を除く): 25545776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 464467, 928934, 1393401, 1857868, 2786802, 4180203, 5573604, 8360406, 16720812]

約数ペア:

[(1, 16720812), (2, 8360406), (3, 5573604), (4, 4180203), (6, 2786802), (9, 1857868), (12, 1393401), (18, 928934), (36, 464467)]