19757894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1453}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 31999632

約数和(自身を除く): 12241738

約数列:

[1, 2, 13, 26, 523, 1046, 1453, 2906, 6799, 13598, 18889, 37778, 759919, 1519838, 9878947, 19757894]

約数ペア:

[(1, 19757894), (2, 9878947), (13, 1519838), (26, 759919), (523, 37778), (1046, 18889), (1453, 13598), (2906, 6799)]