20431252

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 37044224

約数和(自身を除く): 16612972

約数列:

[1, 2, 4, 37, 74, 127, 148, 254, 508, 1087, 2174, 4348, 4699, 9398, 18796, 40219, 80438, 138049, 160876, 276098, 552196, 5107813, 10215626, 20431252]

約数ペア:

[(1, 20431252), (2, 10215626), (4, 5107813), (37, 552196), (74, 276098), (127, 160876), (148, 138049), (254, 80438), (508, 40219), (1087, 18796), (2174, 9398), (4348, 4699)]