20212148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3083}}^1$

素因数の和:3247

約数の個数: 24

約数和(自身を含む): 38858400

約数和(自身を除く): 18646252

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3083, 3278, 6166, 6556, 12332, 33913, 67826, 135652, 459367, 918734, 1837468, 5053037, 10106074, 20212148]

約数ペア:

[(1, 20212148), (2, 10106074), (4, 5053037), (11, 1837468), (22, 918734), (44, 459367), (149, 135652), (298, 67826), (596, 33913), (1639, 12332), (3083, 6556), (3278, 6166)]