19080068

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11171}}^1$

素因数の和:11243

約数の個数: 24

約数和(自身を含む): 38789184

約数和(自身を除く): 19709116

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11171, 22342, 44684, 78197, 156394, 312788, 681431, 1362862, 2725724, 4770017, 9540034, 19080068]

約数ペア:

[(1, 19080068), (2, 9540034), (4, 4770017), (7, 2725724), (14, 1362862), (28, 681431), (61, 312788), (122, 156394), (244, 78197), (427, 44684), (854, 22342), (1708, 11171)]