18016912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 36765504

約数和(自身を除く): 18748592

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 173, 184, 283, 346, 368, 566, 692, 1132, 1384, 2264, 2768, 3979, 4528, 6509, 7958, 13018, 15916, 26036, 31832, 48959, 52072, 63664, 97918, 104144, 195836, 391672, 783344, 1126057, 2252114, 4504228, 9008456, 18016912]

約数ペア:

[(1, 18016912), (2, 9008456), (4, 4504228), (8, 2252114), (16, 1126057), (23, 783344), (46, 391672), (92, 195836), (173, 104144), (184, 97918), (283, 63664), (346, 52072), (368, 48959), (566, 31832), (692, 26036), (1132, 15916), (1384, 13018), (2264, 7958), (2768, 6509), (3979, 4528)]