199168528

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1116

約数の個数: 60

約数和(自身を含む): 424000020

約数和(自身を除く): 224831492

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 169, 208, 292, 338, 584, 676, 949, 1009, 1168, 1352, 1898, 2018, 2704, 3796, 4036, 7592, 8072, 12337, 13117, 15184, 16144, 24674, 26234, 49348, 52468, 73657, 98696, 104936, 147314, 170521, 197392, 209872, 294628, 341042, 589256, 682084, 957541, 1178512, 1364168, 1915082, 2728336, 3830164, 7660328, 12448033, 15320656, 24896066, 49792132, 99584264, 199168528]

約数ペア:

[(1, 199168528), (2, 99584264), (4, 49792132), (8, 24896066), (13, 15320656), (16, 12448033), (26, 7660328), (52, 3830164), (73, 2728336), (104, 1915082), (146, 1364168), (169, 1178512), (208, 957541), (292, 682084), (338, 589256), (584, 341042), (676, 294628), (949, 209872), (1009, 197392), (1168, 170521), (1352, 147314), (1898, 104936), (2018, 98696), (2704, 73657), (3796, 52468), (4036, 49348), (7592, 26234), (8072, 24674), (12337, 16144), (13117, 15184)]