20427312

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18503}}^1$

素因数の和:18537

約数の個数: 40

約数和(自身を含む): 55067904

約数和(自身を除く): 34640592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18503, 37006, 55509, 74012, 111018, 148024, 222036, 296048, 425569, 444072, 851138, 888144, 1276707, 1702276, 2553414, 3404552, 5106828, 6809104, 10213656, 20427312]

約数ペア:

[(1, 20427312), (2, 10213656), (3, 6809104), (4, 5106828), (6, 3404552), (8, 2553414), (12, 1702276), (16, 1276707), (23, 888144), (24, 851138), (46, 444072), (48, 425569), (69, 296048), (92, 222036), (138, 148024), (184, 111018), (276, 74012), (368, 55509), (552, 37006), (1104, 18503)]