19429718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1868

約数の個数: 32

約数和(自身を含む): 36868608

約数和(自身を除く): 17438890

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 1777, 3554, 5467, 10934, 12439, 19547, 24878, 39094, 126167, 136829, 252334, 273658, 883169, 1387837, 1766338, 2775674, 9714859, 19429718]

約数ペア:

[(1, 19429718), (2, 9714859), (7, 2775674), (11, 1766338), (14, 1387837), (22, 883169), (71, 273658), (77, 252334), (142, 136829), (154, 126167), (497, 39094), (781, 24878), (994, 19547), (1562, 12439), (1777, 10934), (3554, 5467)]