31731344

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{15139}}^1$

素因数の和:15278

約数の個数: 20

約数和(自身を含む): 61952880

約数和(自身を除く): 30221536

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 15139, 30278, 60556, 121112, 242224, 1983209, 3966418, 7932836, 15865672, 31731344]

約数ペア:

[(1, 31731344), (2, 15865672), (4, 7932836), (8, 3966418), (16, 1983209), (131, 242224), (262, 121112), (524, 60556), (1048, 30278), (2096, 15139)]