19228144

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{547}}^1$

素因数の和:594

約数の個数: 40

約数和(自身を含む): 40431440

約数和(自身を除く): 21203296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 547, 676, 1094, 1352, 2188, 2197, 2704, 4376, 4394, 7111, 8752, 8788, 14222, 17576, 28444, 35152, 56888, 92443, 113776, 184886, 369772, 739544, 1201759, 1479088, 2403518, 4807036, 9614072, 19228144]

約数ペア:

[(1, 19228144), (2, 9614072), (4, 4807036), (8, 2403518), (13, 1479088), (16, 1201759), (26, 739544), (52, 369772), (104, 184886), (169, 113776), (208, 92443), (338, 56888), (547, 35152), (676, 28444), (1094, 17576), (1352, 14222), (2188, 8788), (2197, 8752), (2704, 7111), (4376, 4394)]