19864042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 34867584

約数和(自身を除く): 15003542

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 253, 407, 506, 814, 851, 1061, 1702, 2122, 9361, 11671, 18722, 23342, 24403, 39257, 48806, 78514, 268433, 431827, 536866, 863654, 902911, 1805822, 9932021, 19864042]

約数ペア:

[(1, 19864042), (2, 9932021), (11, 1805822), (22, 902911), (23, 863654), (37, 536866), (46, 431827), (74, 268433), (253, 78514), (407, 48806), (506, 39257), (814, 24403), (851, 23342), (1061, 18722), (1702, 11671), (2122, 9361)]