20199562197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{16921}}^1$

素因数の和:17293

約数の個数: 32

約数和(自身を含む): 28948803840

約数和(自身を除く): 8749241643

約数列:

[1, 3, 17, 51, 89, 263, 267, 789, 1513, 4471, 4539, 13413, 16921, 23407, 50763, 70221, 287657, 397919, 862971, 1193757, 1505969, 4450223, 4517907, 13350669, 25601473, 75653791, 76804419, 226961373, 396069847, 1188209541, 6733187399, 20199562197]

約数ペア:

[(1, 20199562197), (3, 6733187399), (17, 1188209541), (51, 396069847), (89, 226961373), (263, 76804419), (267, 75653791), (789, 25601473), (1513, 13350669), (4471, 4517907), (4539, 4450223), (13413, 1505969), (16921, 1193757), (23407, 862971), (50763, 397919), (70221, 287657)]