209543590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1102861}}^1$

素因数の和:1102887

約数の個数: 16

約数和(自身を含む): 397030320

約数和(自身を除く): 187486730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1102861, 2205722, 5514305, 11028610, 20954359, 41908718, 104771795, 209543590]

約数ペア:

[(1, 209543590), (2, 104771795), (5, 41908718), (10, 20954359), (19, 11028610), (38, 5514305), (95, 2205722), (190, 1102861)]