19383686

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72871}}^1$

素因数の和:72899

約数の個数: 16

約数和(自身を含む): 34978560

約数和(自身を除く): 15594874

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 72871, 145742, 510097, 1020194, 1384549, 2769098, 9691843, 19383686]

約数ペア:

[(1, 19383686), (2, 9691843), (7, 2769098), (14, 1384549), (19, 1020194), (38, 510097), (133, 145742), (266, 72871)]