201973898

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389911}}^1$

素因数の和:389957

約数の個数: 16

約数和(自身を含む): 355599744

約数和(自身を除く): 153625846

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 389911, 779822, 2729377, 5458754, 14426707, 28853414, 100986949, 201973898]

約数ペア:

[(1, 201973898), (2, 100986949), (7, 28853414), (14, 14426707), (37, 5458754), (74, 2729377), (259, 779822), (518, 389911)]