20507612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1787}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 38048640

約数和(自身を除く): 17541028

約数列:

[1, 2, 4, 19, 38, 76, 151, 302, 604, 1787, 2869, 3574, 5738, 7148, 11476, 33953, 67906, 135812, 269837, 539674, 1079348, 5126903, 10253806, 20507612]

約数ペア:

[(1, 20507612), (2, 10253806), (4, 5126903), (19, 1079348), (38, 539674), (76, 269837), (151, 135812), (302, 67906), (604, 33953), (1787, 11476), (2869, 7148), (3574, 5738)]