19192940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73819}}^1$

素因数の和:73841

約数の個数: 24

約数和(自身を含む): 43406160

約数和(自身を除く): 24213220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73819, 147638, 295276, 369095, 738190, 959647, 1476380, 1919294, 3838588, 4798235, 9596470, 19192940]

約数ペア:

[(1, 19192940), (2, 9596470), (4, 4798235), (5, 3838588), (10, 1919294), (13, 1476380), (20, 959647), (26, 738190), (52, 369095), (65, 295276), (130, 147638), (260, 73819)]