20448544

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{7699}}^1$

素因数の和:7792

約数の個数: 24

約数和(自身を含む): 40748400

約数和(自身を除く): 20299856

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 7699, 15398, 30796, 61592, 123184, 246368, 639017, 1278034, 2556068, 5112136, 10224272, 20448544]

約数ペア:

[(1, 20448544), (2, 10224272), (4, 5112136), (8, 2556068), (16, 1278034), (32, 639017), (83, 246368), (166, 123184), (332, 61592), (664, 30796), (1328, 15398), (2656, 7699)]