201990510538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{129647311}}^1$

素因数の和:129647373

約数の個数: 16

約数和(自身を含む): 326711226240

約数和(自身を除く): 124720715702

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 129647311, 259294622, 2463298909, 4926597818, 5315539751, 10631079502, 100995255269, 201990510538]

約数ペア:

[(1, 201990510538), (2, 100995255269), (19, 10631079502), (38, 5315539751), (41, 4926597818), (82, 2463298909), (779, 259294622), (1558, 129647311)]