208040396

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{1979}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 373721040

約数和(自身を除く): 165680644

約数列:

[1, 2, 4, 41, 82, 164, 641, 1282, 1979, 2564, 3958, 7916, 26281, 52562, 81139, 105124, 162278, 324556, 1268539, 2537078, 5074156, 52010099, 104020198, 208040396]

約数ペア:

[(1, 208040396), (2, 104020198), (4, 52010099), (41, 5074156), (82, 2537078), (164, 1268539), (641, 324556), (1282, 162278), (1979, 105124), (2564, 81139), (3958, 52562), (7916, 26281)]