22151216

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{3559}}^1$

素因数の和:3956

約数の個数: 20

約数和(自身を含む): 43040400

約数和(自身を除く): 20889184

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 3559, 6224, 7118, 14236, 28472, 56944, 1384451, 2768902, 5537804, 11075608, 22151216]

約数ペア:

[(1, 22151216), (2, 11075608), (4, 5537804), (8, 2768902), (16, 1384451), (389, 56944), (778, 28472), (1556, 14236), (3112, 7118), (3559, 6224)]