19845136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53927}}^1$

素因数の和:53958

約数の個数: 20

約数和(自身を含む): 40122432

約数和(自身を除く): 20277296

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53927, 107854, 215708, 431416, 862832, 1240321, 2480642, 4961284, 9922568, 19845136]

約数ペア:

[(1, 19845136), (2, 9922568), (4, 4961284), (8, 2480642), (16, 1240321), (23, 862832), (46, 431416), (92, 215708), (184, 107854), (368, 53927)]