199763456

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{3863}}^1$

素因数の和:3982

約数の個数: 40

約数和(自身を含む): 403192944

約数和(自身を除く): 203429488

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 404, 512, 808, 1616, 3232, 3863, 6464, 7726, 12928, 15452, 25856, 30904, 51712, 61808, 123616, 247232, 390163, 494464, 780326, 988928, 1560652, 1977856, 3121304, 6242608, 12485216, 24970432, 49940864, 99881728, 199763456]

約数ペア:

[(1, 199763456), (2, 99881728), (4, 49940864), (8, 24970432), (16, 12485216), (32, 6242608), (64, 3121304), (101, 1977856), (128, 1560652), (202, 988928), (256, 780326), (404, 494464), (512, 390163), (808, 247232), (1616, 123616), (3232, 61808), (3863, 51712), (6464, 30904), (7726, 25856), (12928, 15452)]