2051264176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9861847}}^1$

素因数の和:9861868

約数の個数: 20

約数和(自身を含む): 4280042032

約数和(自身を除く): 2228777856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9861847, 19723694, 39447388, 78894776, 128204011, 157789552, 256408022, 512816044, 1025632088, 2051264176]

約数ペア:

[(1, 2051264176), (2, 1025632088), (4, 512816044), (8, 256408022), (13, 157789552), (16, 128204011), (26, 78894776), (52, 39447388), (104, 19723694), (208, 9861847)]