19470854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1831}}^1$

素因数の和:2255

約数の個数: 16

約数和(自身を含む): 31547040

約数和(自身を除く): 12076186

約数列:

[1, 2, 13, 26, 409, 818, 1831, 3662, 5317, 10634, 23803, 47606, 748879, 1497758, 9735427, 19470854]

約数ペア:

[(1, 19470854), (2, 9735427), (13, 1497758), (26, 748879), (409, 47606), (818, 23803), (1831, 10634), (3662, 5317)]