31661372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1621}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 58586640

約数和(自身を除く): 26925268

約数列:

[1, 2, 4, 19, 38, 76, 257, 514, 1028, 1621, 3242, 4883, 6484, 9766, 19532, 30799, 61598, 123196, 416597, 833194, 1666388, 7915343, 15830686, 31661372]

約数ペア:

[(1, 31661372), (2, 15830686), (4, 7915343), (19, 1666388), (38, 833194), (76, 416597), (257, 123196), (514, 61598), (1028, 30799), (1621, 19532), (3242, 9766), (4883, 6484)]