2021804408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19440427}}^1$

素因数の和:19440446

約数の個数: 16

約数和(自身を含む): 4082489880

約数和(自身を除く): 2060685472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19440427, 38880854, 77761708, 155523416, 252725551, 505451102, 1010902204, 2021804408]

約数ペア:

[(1, 2021804408), (2, 1010902204), (4, 505451102), (8, 252725551), (13, 155523416), (26, 77761708), (52, 38880854), (104, 19440427)]