20444975

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 5803345

約数列:

[1, 5, 25, 59, 83, 167, 295, 415, 835, 1475, 2075, 4175, 4897, 9853, 13861, 24485, 49265, 69305, 122425, 246325, 346525, 817799, 4088995, 20444975]

約数ペア:

[(1, 20444975), (5, 4088995), (25, 817799), (59, 346525), (83, 246325), (167, 122425), (295, 69305), (415, 49265), (835, 24485), (1475, 13861), (2075, 9853), (4175, 4897)]