20172597944

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{859}}^1\times {\mathrm{71597}}^1$

素因数の和:72503

約数の個数: 32

約数和(自身を含む): 38791796400

約数和(自身を除く): 18619198456

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 859, 1718, 3436, 6872, 35219, 70438, 71597, 140876, 143194, 281752, 286388, 572776, 2935477, 5870954, 11741908, 23483816, 61501823, 123003646, 246007292, 492014584, 2521574743, 5043149486, 10086298972, 20172597944]

約数ペア:

[(1, 20172597944), (2, 10086298972), (4, 5043149486), (8, 2521574743), (41, 492014584), (82, 246007292), (164, 123003646), (328, 61501823), (859, 23483816), (1718, 11741908), (3436, 5870954), (6872, 2935477), (35219, 572776), (70438, 286388), (71597, 281752), (140876, 143194)]