20676095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 28413504

約数和(自身を除く): 7737409

約数列:

[1, 5, 11, 41, 53, 55, 173, 205, 265, 451, 583, 865, 1903, 2173, 2255, 2915, 7093, 9169, 9515, 10865, 23903, 35465, 45845, 78023, 100859, 119515, 375929, 390115, 504295, 1879645, 4135219, 20676095]

約数ペア:

[(1, 20676095), (5, 4135219), (11, 1879645), (41, 504295), (53, 390115), (55, 375929), (173, 119515), (205, 100859), (265, 78023), (451, 45845), (583, 35465), (865, 23903), (1903, 10865), (2173, 9515), (2255, 9169), (2915, 7093)]