19427045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{839}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 25522560

約数和(自身を除く): 6095515

約数列:

[1, 5, 11, 55, 421, 839, 2105, 4195, 4631, 9229, 23155, 46145, 353219, 1766095, 3885409, 19427045]

約数ペア:

[(1, 19427045), (5, 3885409), (11, 1766095), (55, 353219), (421, 46145), (839, 23155), (2105, 9229), (4195, 4631)]