20105972586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2185907}}^1$

素因数の和:2185995

約数の個数: 48

約数和(自身を含む): 50468243904

約数和(自身を除く): 30362271318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 3066, 4599, 9198, 2185907, 4371814, 6557721, 13115442, 15301349, 19673163, 30602698, 39346326, 45904047, 91808094, 137712141, 159571211, 275424282, 319142422, 478713633, 957427266, 1116998477, 1436140899, 2233996954, 2872281798, 3350995431, 6701990862, 10052986293, 20105972586]

約数ペア:

[(1, 20105972586), (2, 10052986293), (3, 6701990862), (6, 3350995431), (7, 2872281798), (9, 2233996954), (14, 1436140899), (18, 1116998477), (21, 957427266), (42, 478713633), (63, 319142422), (73, 275424282), (126, 159571211), (146, 137712141), (219, 91808094), (438, 45904047), (511, 39346326), (657, 30602698), (1022, 19673163), (1314, 15301349), (1533, 13115442), (3066, 6557721), (4599, 4371814), (9198, 2185907)]