20652016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16763}}^1$

素因数の和:16789

約数の個数: 40

約数和(自身を含む): 49889664

約数和(自身を除く): 29237648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16763, 33526, 67052, 117341, 134104, 184393, 234682, 268208, 368786, 469364, 737572, 938728, 1290751, 1475144, 1877456, 2581502, 2950288, 5163004, 10326008, 20652016]

約数ペア:

[(1, 20652016), (2, 10326008), (4, 5163004), (7, 2950288), (8, 2581502), (11, 1877456), (14, 1475144), (16, 1290751), (22, 938728), (28, 737572), (44, 469364), (56, 368786), (77, 268208), (88, 234682), (112, 184393), (154, 134104), (176, 117341), (308, 67052), (616, 33526), (1232, 16763)]