19745452

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 35610624

約数和(自身を除く): 15865172

約数列:

[1, 2, 4, 47, 94, 127, 188, 254, 508, 827, 1654, 3308, 5969, 11938, 23876, 38869, 77738, 105029, 155476, 210058, 420116, 4936363, 9872726, 19745452]

約数ペア:

[(1, 19745452), (2, 9872726), (4, 4936363), (47, 420116), (94, 210058), (127, 155476), (188, 105029), (254, 77738), (508, 38869), (827, 23876), (1654, 11938), (3308, 5969)]