19964011042

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1718369}}^1$

素因数の和:1718565

約数の個数: 16

約数和(自身を含む): 30951280440

約数和(自身を除く): 10987269398

約数列:

[1, 2, 37, 74, 157, 314, 5809, 11618, 1718369, 3436738, 63579653, 127159306, 269783933, 539567866, 9982005521, 19964011042]

約数ペア:

[(1, 19964011042), (2, 9982005521), (37, 539567866), (74, 269783933), (157, 127159306), (314, 63579653), (5809, 3436738), (11618, 1718369)]