19120915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1747}}^1$

素因数の和:1962

約数の個数: 16

約数和(自身を含む): 25171200

約数和(自身を除く): 6050285

約数列:

[1, 5, 11, 55, 199, 995, 1747, 2189, 8735, 10945, 19217, 96085, 347653, 1738265, 3824183, 19120915]

約数ペア:

[(1, 19120915), (5, 3824183), (11, 1738265), (55, 347653), (199, 96085), (995, 19217), (1747, 10945), (2189, 8735)]