19289374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10163}}^1$

素因数の和:10251

約数の個数: 16

約数和(自身を含む): 31589712

約数和(自身を除く): 12300338

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10163, 20326, 132119, 264238, 741899, 1483798, 9644687, 19289374]

約数ペア:

[(1, 19289374), (2, 9644687), (13, 1483798), (26, 741899), (73, 264238), (146, 132119), (949, 20326), (1898, 10163)]