20178390844

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{1259}}^1\times {\mathrm{37447}}^1$

素因数の和:38817

約数の個数: 24

約数和(自身を含む): 35671466880

約数和(自身を除く): 15493076036

約数列:

[1, 2, 4, 107, 214, 428, 1259, 2518, 5036, 37447, 74894, 134713, 149788, 269426, 538852, 4006829, 8013658, 16027316, 47145773, 94291546, 188583092, 5044597711, 10089195422, 20178390844]

約数ペア:

[(1, 20178390844), (2, 10089195422), (4, 5044597711), (107, 188583092), (214, 94291546), (428, 47145773), (1259, 16027316), (2518, 8013658), (5036, 4006829), (37447, 538852), (74894, 269426), (134713, 149788)]