19397326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 33062400

約数和(自身を除く): 13665074

約数列:

[1, 2, 13, 23, 26, 46, 163, 199, 299, 326, 398, 598, 2119, 2587, 3749, 4238, 4577, 5174, 7498, 9154, 32437, 48737, 59501, 64874, 97474, 119002, 421681, 746051, 843362, 1492102, 9698663, 19397326]

約数ペア:

[(1, 19397326), (2, 9698663), (13, 1492102), (23, 843362), (26, 746051), (46, 421681), (163, 119002), (199, 97474), (299, 64874), (326, 59501), (398, 48737), (598, 32437), (2119, 9154), (2587, 7498), (3749, 5174), (4238, 4577)]