218210852

素因数分解:

$2^2\times {\mathrm{223}}^2\times {\mathrm{1097}}^1$

素因数の和:1547

約数の個数: 18

約数和(自身を含む): 383938758

約数和(自身を除く): 165727906

約数列:

[1, 2, 4, 223, 446, 892, 1097, 2194, 4388, 49729, 99458, 198916, 244631, 489262, 978524, 54552713, 109105426, 218210852]

約数ペア:

[(1, 218210852), (2, 109105426), (4, 54552713), (223, 978524), (446, 489262), (892, 244631), (1097, 198916), (2194, 99458), (4388, 49729)]