20327918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4051}}^1$

素因数の和:4259

約数の個数: 16

約数和(自身を含む): 33015696

約数和(自身を除く): 12687778

約数列:

[1, 2, 13, 26, 193, 386, 2509, 4051, 5018, 8102, 52663, 105326, 781843, 1563686, 10163959, 20327918]

約数ペア:

[(1, 20327918), (2, 10163959), (13, 1563686), (26, 781843), (193, 105326), (386, 52663), (2509, 8102), (4051, 5018)]