1988902544

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{630997}}^1$

素因数の和:631202

約数の個数: 20

約数和(自身を含む): 3873065724

約数和(自身を除く): 1884163180

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 630997, 1261994, 2523988, 5047976, 10095952, 124306409, 248612818, 497225636, 994451272, 1988902544]

約数ペア:

[(1, 1988902544), (2, 994451272), (4, 497225636), (8, 248612818), (16, 124306409), (197, 10095952), (394, 5047976), (788, 2523988), (1576, 1261994), (3152, 630997)]