19492408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 42638400

約数和(自身を除く): 23145992

約数列:

[1, 2, 4, 8, 13, 23, 26, 29, 46, 52, 58, 92, 104, 116, 184, 232, 281, 299, 377, 562, 598, 667, 754, 1124, 1196, 1334, 1508, 2248, 2392, 2668, 3016, 3653, 5336, 6463, 7306, 8149, 8671, 12926, 14612, 16298, 17342, 25852, 29224, 32596, 34684, 51704, 65192, 69368, 84019, 105937, 168038, 187427, 211874, 336076, 374854, 423748, 672152, 749708, 847496, 1499416, 2436551, 4873102, 9746204, 19492408]

約数ペア:

[(1, 19492408), (2, 9746204), (4, 4873102), (8, 2436551), (13, 1499416), (23, 847496), (26, 749708), (29, 672152), (46, 423748), (52, 374854), (58, 336076), (92, 211874), (104, 187427), (116, 168038), (184, 105937), (232, 84019), (281, 69368), (299, 65192), (377, 51704), (562, 34684), (598, 32596), (667, 29224), (754, 25852), (1124, 17342), (1196, 16298), (1334, 14612), (1508, 12926), (2248, 8671), (2392, 8149), (2668, 7306), (3016, 6463), (3653, 5336)]