209007136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{502421}}^1$

素因数の和:502444

約数の個数: 24

約数和(自身を含む): 443136204

約数和(自身を除く): 234129068

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 502421, 1004842, 2009684, 4019368, 6531473, 8038736, 13062946, 16077472, 26125892, 52251784, 104503568, 209007136]

約数ペア:

[(1, 209007136), (2, 104503568), (4, 52251784), (8, 26125892), (13, 16077472), (16, 13062946), (26, 8038736), (32, 6531473), (52, 4019368), (104, 2009684), (208, 1004842), (416, 502421)]