18272786

素因数分解:

$2^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1361}}^1$

素因数の和:1514

約数の個数: 24

約数和(自身を含む): 32140476

約数和(自身を除く): 13867690

約数列:

[1, 2, 7, 14, 49, 98, 137, 274, 959, 1361, 1918, 2722, 6713, 9527, 13426, 19054, 66689, 133378, 186457, 372914, 1305199, 2610398, 9136393, 18272786]

約数ペア:

[(1, 18272786), (2, 9136393), (7, 2610398), (14, 1305199), (49, 372914), (98, 186457), (137, 133378), (274, 66689), (959, 19054), (1361, 13426), (1918, 9527), (2722, 6713)]