206331376

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{15901}}^1$

素因数の和:16720

約数の個数: 20

約数和(自身を含む): 400285144

約数和(自身を除く): 193953768

約数列:

[1, 2, 4, 8, 16, 811, 1622, 3244, 6488, 12976, 15901, 31802, 63604, 127208, 254416, 12895711, 25791422, 51582844, 103165688, 206331376]

約数ペア:

[(1, 206331376), (2, 103165688), (4, 51582844), (8, 25791422), (16, 12895711), (811, 254416), (1622, 127208), (3244, 63604), (6488, 31802), (12976, 15901)]